5

# How many milligrams of a 16 mg sample of cesium-137 remain after 90 years Express the mass to two significant figures and include the appropriate unlts_ValueUnitsSu...

## Question

###### How many milligrams of a 16 mg sample of cesium-137 remain after 90 years Express the mass to two significant figures and include the appropriate unlts_ValueUnitsSubmitRequest AnswerPart CHow many years are required for 40 Ing of cesium-137 t0 decay to 2.5 Ing of cesium-137? Express the time in years to two significant figures_AzdyoarsSubmitRequest Answer

How many milligrams of a 16 mg sample of cesium-137 remain after 90 years Express the mass to two significant figures and include the appropriate unlts_ Value Units Submit Request Answer Part C How many years are required for 40 Ing of cesium-137 t0 decay to 2.5 Ing of cesium-137? Express the time in years to two significant figures_ Azd yoars Submit Request Answer

#### Similar Solved Questions

##### (16 points) When the alkene shown treated wth Brz andH O the onh halohydnin formed the product drayn acloxaqven thourh the tw0 carbons in the altene are equally substitetedOcH;Bz+OOCH,What is the absolute configuration of the chiral carbons the enantonerkc palr formed from the E alkene?b} The regiosclectivity Was determined by NMR data The MMR data tor the product above Wmmanteo cheable aalaw Seeich rough spectrum of the NMR of tne halhydrin product(ppm) 3.76singlet doublct multplet5.01 - 5.10 7
(16 points) When the alkene shown treated wth Brz andH O the onh halohydnin formed the product drayn acloxaqven thourh the tw0 carbons in the altene are equally substiteted OcH; Bz+O OCH, What is the absolute configuration of the chiral carbons the enantonerkc palr formed from the E alkene? b} The r...
##### An archer stands at rest on frictionless ice and fires 0.4-kg arrow horizontally at 40.0 mls_ (See Fig: The combined mass of the archer and bow is 60.0 kg: With what velocity does the archer move across the ice afler firing the arrow?1 T 2m Mg"17 + {mzvzi {mv1} {mzvy} MaU + IlloUi = mxs + MtqUgf
An archer stands at rest on frictionless ice and fires 0.4-kg arrow horizontally at 40.0 mls_ (See Fig: The combined mass of the archer and bow is 60.0 kg: With what velocity does the archer move across the ice afler firing the arrow? 1 T 2m Mg"17 + {mzvzi {mv1} {mzvy} MaU + IlloUi = mxs + MtqU...
##### 18.~M1 points SCalcET8 5.3.007 .Use Part 1 of the Fundamental Theorem of Calculus to find the derivative of the function;g(x)Vt+t3 dtSuhmit AnswerSave Pronress9(x)
18. ~M1 points SCalcET8 5.3.007 . Use Part 1 of the Fundamental Theorem of Calculus to find the derivative of the function; g(x) Vt+t3 dt Suhmit Answer Save Pronress 9(x)...
##### Consider the following kinetic data, collected at 25.0*C , for the reaction NO (sl - Clz [gl ZNOCI Isi"ExperimentINOI () 0.0300 0.0150 0.0150Icu] (n 0.0i00 0.0100 0.0400Rate ( MIs) 34 *I0 ' 85* I0 , 34 * 10 'What is the reaction order with respect to NO?What is the reaction order with respect to Clz?What is the overall reaction order?Determine the value of the rate constant; (round t0 sig figs)
Consider the following kinetic data, collected at 25.0*C , for the reaction NO (sl - Clz [gl ZNOCI Isi" Experiment INOI () 0.0300 0.0150 0.0150 Icu] (n 0.0i00 0.0100 0.0400 Rate ( MIs) 34 *I0 ' 85* I0 , 34 * 10 ' What is the reaction order with respect to NO? What is the reaction orde...
##### Question 13The vectors u= (-2,5,3) and v= (1,-1,3) are orthogonal to each other:True Falseave this re
Question 13 The vectors u= (-2,5,3) and v= (1,-1,3) are orthogonal to each other: True False ave this re...
##### For the given function; (a) find the slope of the tangent Iino to the graph at the given point; (b) find the equation of the (angent line (x) =x? - 8 atx=2 (a) The slope of the (angent line at x = 2 is(6) The equation of the tangent Iine Is
For the given function; (a) find the slope of the tangent Iino to the graph at the given point; (b) find the equation of the (angent line (x) =x? - 8 atx=2 (a) The slope of the (angent line at x = 2 is (6) The equation of the tangent Iine Is...
##### Q2:- Evaluate the following N_(x) nz(x) Y52(0, 0)fx"] (x)dxf',xP,(x)dx B(4,4)8
Q2:- Evaluate the following N_(x) nz(x) Y52(0, 0) fx"] (x)dx f',xP,(x)dx B(4,4)8...
##### Point)Use cylindrical coordinates to calculatefII 22 +y? dV W : 2? +y? < 49, 0 < 2 < 10SSSw(z? + y? dV
point) Use cylindrical coordinates to calculate fII 22 +y? dV W : 2? +y? < 49, 0 < 2 < 10 SSSw(z? + y? dV...
##### In most normal circumstances, which quanity of momentum doesn't change during collisions?ForceMass Energy Velocity
In most normal circumstances, which quanity of momentum doesn't change during collisions? Force Mass Energy Velocity...
##### Determine whether Or not the following series converge, converge absolutely; Or diverge:H! 2i (K)Tcos( (n - 1)+v 2(~l)-1 where p > 0_ v(logv)p V=2Hint for (c): The answer may depend on the value of p.)
Determine whether Or not the following series converge, converge absolutely; Or diverge: H! 2i (K)T cos( (n - 1)+v 2 (~l)-1 where p > 0_ v(logv)p V=2 Hint for (c): The answer may depend on the value of p.)...
##### Determining Solution Points In Exercises determine whether each point lies on the graph of the equation.Equation Points$y=4-|x-2|$(a) $(1,5)$(b) $(6,0)$
Determining Solution Points In Exercises determine whether each point lies on the graph of the equation. Equation Points $y=4-|x-2|$ (a) $(1,5)$ (b) $(6,0)$...
##### True or False? In Exercises $97-100$ , determine whether the statement is true or false. If it is false, explain why or give an example that shows it is false. $$\ln \left|\cos \theta^{2}\right|=\ln \left(\cos \theta^{2}\right)$$
True or False? In Exercises $97-100$ , determine whether the statement is true or false. If it is false, explain why or give an example that shows it is false. $$\ln \left|\cos \theta^{2}\right|=\ln \left(\cos \theta^{2}\right)$$...
##### Question 22 pts"Sizes 0f diamonds (called CARAT} were used predict the price of J diamond (called PRICE} and some Stalistix printouts ere showm belova:Dotcriptiy0 SctaticWaricble Mann PKICEKinimunIBLenst Gouctcs Lintot Rocfaet6nPRICEOredictct arioalet tonetoLcGien 57757 12290.2171-29,CLzat(Ya AoenoticnaeanzAajuitiRf â‚¬ â‚¬IGE+08Youd Yu nararcn {nt y Intetcedt cnihe menxion couation?Cenaeintacdcncango ottho LTnl ddatWlateteOoceetr Dulumrcu datuQucstion ?
Question 2 2 pts" Sizes 0f diamonds (called CARAT} were used predict the price of J diamond (called PRICE} and some Stalistix printouts ere showm belova: Dotcriptiy0 Sctatic Waricble Mann PKICE Kinimun IB Lenst Gouctcs Lintot Rocfaet6n PRICE Oredictct arioalet toneto LcGien 57757 12290.2 171-29...
##### 10]0 A J22_ I < -3 f(z)= 1+4 lc, ~3 <I < 0 1 20 0 B f(z) = {-2 I <-3 T + 4 ~3 < = < 0 1, I > 05-2 T < -3 f(z) = FI + 4, 13 < 2 < 0 T, I > 0 0 D 72, T < -3 f(z) = FT | 4, 73 <iz < 0 T, I > 0
10] 0 A J22_ I < -3 f(z)= 1+4 lc, ~3 <I < 0 1 20 0 B f(z) = {-2 I <-3 T + 4 ~3 < = < 0 1, I > 0 5-2 T < -3 f(z) = FI + 4, 13 < 2 < 0 T, I > 0 0 D 72, T < -3 f(z) = FT | 4, 73 <iz < 0 T, I > 0...
##### Out of a sample of 894 newly hatched and tagged leatherbackturtles, 124 return as adults to the beaches of Trinidad to nest,and out of a sample of 700 newly hatched and tagged hawksbillturtles, 70 return to Trinidad as adults to nest. Test thehypotheses that the rates of return of the two species of turtlesare different. State your null and alternative hypotheses clearly.Define any terms used. Use a level of significance of Î± =0.05 but do not use R to perform this hypothesistest.
Out of a sample of 894 newly hatched and tagged leatherback turtles, 124 return as adults to the beaches of Trinidad to nest, and out of a sample of 700 newly hatched and tagged hawksbill turtles, 70 return to Trinidad as adults to nest. Test the hypotheses that the rates of return of the two specie...
##### Homework: Section 21.1 Homework Score: 0 of 1 pt 10 of 17 (15 complete)21.1.37Find all values oly such that the distance between (4,Y) and ( 6,4)I5 15.(Use a comma to separate answers as noeded Type exact answers, UsIng radicals &s needed
Homework: Section 21.1 Homework Score: 0 of 1 pt 10 of 17 (15 complete) 21.1.37 Find all values oly such that the distance between (4,Y) and ( 6,4)I5 15. (Use a comma to separate answers as noeded Type exact answers, UsIng radicals &s needed...