## Question

###### Mixture of Fez(SO4)z and its hydrate Fez(SO4) 9H,O has mass of 0400 g. After heating to drive off all the water , the mass is only 0.7926 g What is the weight percentage of Fez(SO4); 9H,O in the original mixture? Report your answer t0 4 significant figures_ Molar masses: Fez(SO4): 399.88 g/mol; Fe_(SO4)3 9H,O 562.02 g/mol.

mixture of Fez(SO4)z and its hydrate Fez(SO4) 9H,O has mass of 0400 g. After heating to drive off all the water , the mass is only 0.7926 g What is the weight percentage of Fez(SO4); 9H,O in the original mixture? Report your answer t0 4 significant figures_ Molar masses: Fez(SO4): 399.88 g/mol; Fe_(SO4)3 9H,O 562.02 g/mol.

## Answers

#### Similar Solved Questions

5 answers

##### (a) If det(A) = 2 , compute det(B) , [email protected] 02 03 b1 b2 b3 C1 C2 [email protected] + bt @2 + bzt 03 + bzt @1t + b1 a2t + b2 @3t + b3 tc1 tc2 tcsA =B =(b) Let A(T1,y1) , B(.z, y2) , C(z3, y3) be three points in R2 . Show that these points lie on single line if and only if T1 91 det T2 92 :| = 0 T3 Y3

(a) If det(A) = 2 , compute det(B) , where @1 02 03 b1 b2 b3 C1 C2 C3 @1 + bt @2 + bzt 03 + bzt @1t + b1 a2t + b2 @3t + b3 tc1 tc2 tcs A = B = (b) Let A(T1,y1) , B(.z, y2) , C(z3, y3) be three points in R2 . Show that these points lie on single line if and only if T1 91 det T2 92 :| = 0 T3 Y3...

5 answers

##### This Question: pt3 of 38 (1 complete)Find the average rate of change of the function over the given intervals f(x) = 9x3 a) [4,6], b) ( - 2,21The average rate of change of the function f(x) 9x 9 over the interval [4,6] iS (Simplify your answerb) The average rale of change of the function {(x) = 9x8 9 over (he interval [ - 2,2] is (Simplify your answer )

This Question: pt 3 of 38 (1 complete) Find the average rate of change of the function over the given intervals f(x) = 9x3 a) [4,6], b) ( - 2,21 The average rate of change of the function f(x) 9x 9 over the interval [4,6] iS (Simplify your answer b) The average rale of change of the function {(x) = ...

5 answers

##### Predict the products for the following reaction:excess HBr healCHzBrOHCHzOHCHzOHOHCHzBr

Predict the products for the following reaction: excess HBr heal CHzBr OH CHzOH CHzOH OH CHzBr...

2 answers

##### QWeet }Ust the Binomnizl Theorem [0 expInd the Ixnomiel and exxess thz resutt Jmplifed iomm5514Ed41 Virl Insert Fonat Torli Tbla1Z08Patzutaph

QWeet } Ust the Binomnizl Theorem [0 expInd the Ixnomiel and exxess thz resutt Jmplifed iomm 5514 Ed41 Virl Insert Fonat Torli Tbla 1Z08 Patzutaph...

5 answers

##### Consider pair of forces one having magnitude of 48 N, and the other 47 N. What maximum net force Is possible for these two forces?What is the minimum net force possible?

Consider pair of forces one having magnitude of 48 N, and the other 47 N. What maximum net force Is possible for these two forces? What is the minimum net force possible?...

5 answers

##### 8. The bonds that stabilizes the secondary structure of a protein are a,ionic bonds. b. hydrogen bonds_ C. hydrophobic bonds. d. nonpolar bonds. e. dipole-dipole bonds9. The alpha helix and the beta pleated sheet, are examples of a. the primary structure of a protein. b. the secondary structure of a protein c.the tertiary structure of a protein. d. the quaternary structure of a protein:

8. The bonds that stabilizes the secondary structure of a protein are a,ionic bonds. b. hydrogen bonds_ C. hydrophobic bonds. d. nonpolar bonds. e. dipole-dipole bonds 9. The alpha helix and the beta pleated sheet, are examples of a. the primary structure of a protein. b. the secondary structure of ...

5 answers

##### 0 You obtain the following (sample) data: 6, 4,8 19,20, 16,1,3,23,24,1,11,13,17,1,18,&Arrange the data in Frequency Distribution with the following classes: 0-9; 10-19; 20-29-(b) Draw the corresponding Histogram:(c) Druw the corresponding Stem-und-Leaf Diwgram:(d) Find the Mean, Median_ Mode; Midrange, Range, and Standard Deviation

0 You obtain the following (sample) data: 6, 4,8 19,20, 16,1,3,23,24,1,11,13,17,1,18,& Arrange the data in Frequency Distribution with the following classes: 0-9; 10-19; 20-29- (b) Draw the corresponding Histogram: (c) Druw the corresponding Stem-und-Leaf Diwgram: (d) Find the Mean, Median_ Mode...

5 answers

##### Question 61ptsVery little digestion of carbohydrates occur in the stomach: Why?HTML Editora) B I 4 A ` 0 - I e:40* *#E 1 - 0 8 & D 1 0 M # 12pt Pare0 wonds

Question 6 1pts Very little digestion of carbohydrates occur in the stomach: Why? HTML Editora) B I 4 A ` 0 - I e:40* *#E 1 - 0 8 & D 1 0 M # 12pt Pare 0 wonds...

1 answers

##### Vertical wind shear Refer to Exercise $65 .$ The average vertical wind shear is given by the equation 2 $$ s=\frac{v_{1}-v_{0}}{h_{1}-h_{0}} $$ Suppose that the velocity of the wind increases with increasing altitude and that all values for wind speeds taken at the 35 -foot and 200 -foot altitudes are greater than $1 \mathrm{mi} / \mathrm{hr} .$ Does increasing the value of $P$ produce larger or smaller values of $s ?$

Vertical wind shear Refer to Exercise $65 .$ The average vertical wind shear is given by the equation 2 $$ s=\frac{v_{1}-v_{0}}{h_{1}-h_{0}} $$ Suppose that the velocity of the wind increases with increasing altitude and that all values for wind speeds taken at the 35 -foot and 200 -foot altitudes a...

1 answers

##### Let $f(x)=2 x-3$ and $g(x)=-x+3 .$ Find each function value. See Example 5. $$(g \circ f)(-2)$$

Let $f(x)=2 x-3$ and $g(x)=-x+3 .$ Find each function value. See Example 5. $$(g \circ f)(-2)$$...

5 answers

##### In which direction (clockwise or counterclockwise) will gear I rotate if gear 2 rotates in the clockwise direction?(figure not copy)

In which direction (clockwise or counterclockwise) will gear I rotate if gear 2 rotates in the clockwise direction? (figure not copy)...

2 answers

##### Create a bifurcation diagram of aP 2P 1 P/25,_ ~k (Axes must be labeled, intercepts and vertex dt clearly labeled on the equilibrium graph; increasing/decreasing must be labeled within the diagram with arrows, regions of stability, instability must be shown with a solid curve and/or dashed curve, where appropriate) (49 points)Use the bifurcation diagram to answer the following: The early years of fish harvesting went well, so they increased the harvesting rate by a modest amount They now allow h

Create a bifurcation diagram of aP 2P 1 P/25,_ ~k (Axes must be labeled, intercepts and vertex dt clearly labeled on the equilibrium graph; increasing/decreasing must be labeled within the diagram with arrows, regions of stability, instability must be shown with a solid curve and/or dashed curve, wh...

5 answers

##### Consider the line 3x - 6y = Zand the point (~7,2) a} Find the equation ofa line that is parallel to the given line passing through the given pointb} Flnd the equatlon of a line that Is perpendlcular to the given line passing through the given point

Consider the line 3x - 6y = Zand the point (~7,2) a} Find the equation ofa line that is parallel to the given line passing through the given point b} Flnd the equatlon of a line that Is perpendlcular to the given line passing through the given point...

5 answers

##### A typical microwave oven requires 1,100 W ofelectricpower. The microwave needs 2.0 minutes to bring 0.25 kg ofroom-temperature water to a boil.How much electrical potential energy does the microwaveuse in that time?The thermal energy required to raise the temperature of0.25 kg water from room temp to boiling is 84,000 J (more on thisin the next unit). What is the efficiency of the microwave inconverting electrical potential energy to thermal energy inwater?

A typical microwave oven requires 1,100 W of electricpower. The microwave needs 2.0 minutes to bring 0.25 kg of room-temperature water to a boil. How much electrical potential energy does the microwave use in that time? The thermal energy required to raise the temperature of 0.25 kg water from room ...

3 answers

##### The matrix A =is diagonalisable with eigenvalues 1, -1 and -1An eigenvector corresponding to the eigenvalueFind an invertible matrix M such that M-1, AMEnter the Matrix M in the box below

The matrix A = is diagonalisable with eigenvalues 1, -1 and -1 An eigenvector corresponding to the eigenvalue Find an invertible matrix M such that M-1, AM Enter the Matrix M in the box below...

5 answers

##### Question 21 (5 points) Ammonia (NH3) can form complex ion with silver according to the following reaction:Ag+ +2 NHz Ag(NHz)2'Select the correct statement belowThe concentration of the HCI and NHz solutions are necessary to know the effect on AgCl solubility:The molar solubility of AgCl is higher in a solution of HCI than waterThe molar solubility of AgCl is higher in a solution of NH3 than water:None of the statements listed are completely correctThe molar solubility of AgCl is the same in

Question 21 (5 points) Ammonia (NH3) can form complex ion with silver according to the following reaction: Ag+ +2 NHz Ag(NHz)2' Select the correct statement below The concentration of the HCI and NHz solutions are necessary to know the effect on AgCl solubility: The molar solubility of AgCl is ...

5 answers

##### C) = 6)2 + (2 - a)2 + (y (x points) (d) 6 object. eacn verbally In(x of dPlescribe domain chend The USIg Sketch 2sphere _ of curves [anai 3} 2 2 (J)1 of curves Jevel The 2(0,1,0) (0 *0*1) 2

c) = 6)2 + (2 - a)2 + (y (x points) (d) 6 object. eacn verbally In(x of dPlescribe domain chend The USIg Sketch 2 sphere _ of curves [anai 3 } 2 2 (J) 1 of curves Jevel The 2 (0,1,0) (0 *0*1) 2...

5 answers

##### EnoiconniennDetermine whether flx) and g(x) are inverses of each other: s()-}+6e)-%-9 Yes 'they are inverses No, they are not inversesQUESTION 5 Determine whether f(x) and g(x) are 2* + inverses- of each other;=3*No;they are Inet Inverzes er [ney are Inverses1 '| Bt4 -

Enoiconnienn Determine whether flx) and g(x) are inverses of each other: s()-}+6 e)-%-9 Yes 'they are inverses No, they are not inverses QUESTION 5 Determine whether f(x) and g(x) are 2* + inverses- of each other; =3* No;they are Inet Inverzes er [ney are Inverses 1 '| Bt4 -...

4 answers

##### Time left 0.58.04Regression Analysis: BMI versus AGE Regression Equation BMI 19.367 + 0.1823 AGE Coefficients Term CoefSE Coeft-Value Value VIF] Constant19.367 953 2033 0.030 AGE 0.18231 0.0199 9.15 0.004 Modcl Summary R-tq R-sq(adj)R-sa(pred) 1.8214311.13%1 70.2898 66.9990 Analysis of Variance Source DH Adj ss] Adj Ms] F-Value P-Value Regression 277.92 277.918 83.77 0.004 AGE 277.92/ 277.918 0.004 Ettor 34.112.80 3.318 Lack-of-Fitl 98.69] 3403 0.461 Pure ETor 14.11 2.822| Jotal 351390using thi

Time left 0.58.04 Regression Analysis: BMI versus AGE Regression Equation BMI 19.367 + 0.1823 AGE Coefficients Term CoefSE Coeft-Value Value VIF] Constant19.367 953 2033 0.030 AGE 0.18231 0.0199 9.15 0.004 Modcl Summary R-tq R-sq(adj)R-sa(pred) 1.8214311.13%1 70.2898 66.9990 Analysis of Variance So...