## Question

###### Thc gencnl equation that models radioactive decay of = substance is A() = I00 1The equation6290 A(t) = I0 2 VAS used recently t0 find the present-day radioactivity of some wooden tools at anarchaeological dig: What does the number 6290 represent?lab has 450 grams of an unknown radioactive substance. The curve below shows the mass of the substance recorded each minute. Approximately how many grams of the substance remain after minutes?IuWhat is the decay rate of the substance whose decay modelle

Thc gencnl equation that models radioactive decay of = substance is A() = I00 1 The equation 6290 A(t) = I0 2 VAS used recently t0 find the present-day radioactivity of some wooden tools at an archaeological dig: What does the number 6290 represent? lab has 450 grams of an unknown radioactive substance. The curve below shows the mass of the substance recorded each minute. Approximately how many grams of the substance remain after minutes? Iu What is the decay rate of the substance whose decay modelled by the following equation? S() 820(0.531 A red shirt loses 7% of its colour every time is washed. Create model of exponential decay for C(w), the percent of colour remaining alier washings:

## Answers

#### Similar Solved Questions

5 answers

##### 1 unskensWhhich Tha 22 curyo I # 1 Sudo Jonmnba (ollotano oinar (0) Support your answer by graphirg of the potynomtal oeorod and the 3 1 Jopons benavior onthn L aoing polnomliTunclon li rght because Ihc Ioading iw N tuncuol { L 1 corcantis 1 llo Bcau 90 1E

1 unskens Whhich Tha 22 curyo I # 1 Sudo Jonmnba (ollotano oinar (0) Support your answer by graphirg of the potynomtal oeorod and the 3 1 Jopons benavior onthn L aoing polnomliTunclon li rght because Ihc Ioading iw N tuncuol { L 1 corcantis 1 llo Bcau 90 1 E...

5 answers

##### Problem 17.33Part A From Khat holhi was the50kr bontng bal at 0 C is droppu-d inlo Wb containing Mutunu Ic and waler: A shont tima !er when newcoumonuim hnsbnn Aaanlaneo Ihor ar5 0 Feda droppea? Assumo Ihat Wlor 0 splashes Out aignificant figures and include the approprlalo units.Exptesg YouranawcrValueUnitsGubmtllVy Anbror ckuun

Problem 17.33 Part A From Khat holhi was the 50kr bontng bal at 0 C is droppu-d inlo Wb containing Mutunu Ic and waler: A shont tima !er when newcoumonuim hnsbnn Aaanlaneo Ihor ar5 0 Feda droppea? Assumo Ihat Wlor 0 splashes Out aignificant figures and include the approprlalo units. Exptesg Youran...

4 answers

##### The rcxuna 4 (Egiosscn nnUtsh*# 120hres relaling "selIJMcc (ndalars] bxatt 60 U Iho houso LAtu uchoedn bwu dala sol had sue2 turang Irom 320 wure Rt lo 4050 s4a0 [e Coroncn Mlldanb ta Cctn kon ID AelMtkan WaeJnnnubaacnbainaItahuconianc mnlenamcean-urton TuunqubataVtmWktWUM0 porNIO 0lary mruty$ IndutnurWukU Iyngon Mlln encndnrntinde Eottacn Mn$02 Ict orly ammteet4 ntie4t THumer Entanti Ed Mcun tanlueanRunuui purMuunlulFcio Waatin natacn ctorautanut nicu @aAaann:59200 Ict eolle Lu Maelu # 502

The rcxuna 4 (Egiosscn nnUtsh*# 120hres relaling "selIJMcc (ndalars] bxatt 60 U Iho houso LAtu uchoedn bwu dala sol had sue2 turang Irom 320 wure Rt lo 4050 s4a0 [e Coroncn Mlldanb ta Cctn kon ID AelMtkan Wae Jnnnubaa cnbaina Itahu conianc mnlenamce an-urt on Tuunqu bata Vtm WktWUM 0 por NIO 0l...

5 answers

##### [2Opts] Prove each of the following: (a) If alb and a/c; then af(b _ c) (6) a =b (mod m) ^ c= d (mod m) = a+c=b+d (mod m)

[2Opts] Prove each of the following: (a) If alb and a/c; then af(b _ c) (6) a =b (mod m) ^ c= d (mod m) = a+c=b+d (mod m)...

5 answers

##### Viii) Use the Fundamental Theorem of Calculus to find the derivative of h(r) = Ginrvi-7 dx; osxs}

Viii) Use the Fundamental Theorem of Calculus to find the derivative of h(r) = Ginrvi-7 dx; osxs}...

2 answers

##### ThwCnztGuerclo % 4DIAm 01337*0 k miten Caaan olc 40J T Muict Z10nCaletlPatuUng Guret Ccenen 0toMntTun OcudO077nJCerHecuat Aiaetshorde eandneiJod7

thwCnzt Guerclo % 4 DIAm 01337*0 k miten Caaan olc 40J T Muict Z10n Caletl Patu Ung Guret Ccenen 0to Mnt Tun OcudO 077nJ Cer Hecuat Aiaet shorde eandnei Jod7...

5 answers

##### Could vou best deacnbe hcorn; In the e#periment conducted by McCEntock and colleagues regton ol the abertant Dnomo Om= indcated 6 the atron? tne fetutt (cuprecaltrantlcton the reiul of gene dupeaaton Ihe retult umple transloration (euit 0t deletion Otst respons ble for the Erpenment on cofn chromotome confirm that crossing prder recombination of alleles; of the wary inhentance Ihe knob chromosome correlated wth inheritance endosperm recombrnant Lene correlated the separation of the chromosomal a

could vou best deacnbe h corn; In the e#periment conducted by McCEntock and colleagues regton ol the abertant Dnomo Om= indcated 6 the atron? tne fetutt (cuprecaltrantlcton the reiul of gene dupeaaton Ihe retult umple transloration (euit 0t deletion Otst respons ble for the Erpenment on cofn chromot...

5 answers

##### QUESTion 30 Ktech olutn tolamm rorIbans Van o tu (Yoatud riot have coud pumn" Uatnd = cwcuatnr 4t ' CMen AlaaS50,Xn 0x0) 50 Nr Fofal 42 046w) Fo( ) OcCit) SOxq} CaSoyl) Nalnl 02 00 IOskol Oo Wz Nata} Oz1 NOxq}

QUESTion 30 Ktech olutn tolamm rorIbans Van o tu (Yoatud riot have coud pumn" Uatnd = cwcuatnr 4t ' CMen Alaa S50,Xn 0x0) 50 Nr Fofal 42 046w) Fo( ) OcCit) SOxq} CaSoyl) Nalnl 02 00 IOskol Oo Wz Nata} Oz1 NOxq}...

5 answers

##### Predict which member of each group is most soluble in water, and explain the reasons for your predictions.(a) 1 -butanol, 1 -pentanol, or 2 -propanol(b) chlorocyclohexane, cyclohexanol, or 1,2 -cyclohexanediol(c) phenol, cyclohexanol, or 4 -methylcyclohexanol

Predict which member of each group is most soluble in water, and explain the reasons for your predictions. (a) 1 -butanol, 1 -pentanol, or 2 -propanol (b) chlorocyclohexane, cyclohexanol, or 1,2 -cyclohexanediol (c) phenol, cyclohexanol, or 4 -methylcyclohexanol...

5 answers

##### Match the functions 1 through & with one of the functions a through k to form identitiescos(e) sinco)tan(9)cot(0)Fnaacsc(0)sin? '(0)simg( Cos(usec(0)cos(0cos? (0)cos?(0)cos((cos?(0) + sin? (0)sin(osin" (0)sing0)seccos(0)

Match the functions 1 through & with one of the functions a through k to form identities cos(e) sinco) tan(9) cot(0) Fnaa csc(0) sin? '(0) simg( Cos(u sec(0) cos(0 cos? (0) cos?(0) cos(( cos?(0) + sin? (0) sin(o sin" (0) sing0) sec cos(0)...

5 answers

##### [8 Points] What are the quotient and remainder when 25 is divided by 42 0 is divided by 172 -10 is divided by 11? 2 is divided by 10

[8 Points] What are the quotient and remainder when 25 is divided by 42 0 is divided by 172 -10 is divided by 11? 2 is divided by 10...

5 answers

##### If cos â‚¬and CSC x < 0, then find exact values for each of thesesin 21cos 2ctan 2x

If cos â‚¬ and CSC x < 0, then find exact values for each of these sin 21 cos 2c tan 2x...

1 answers

##### Use the inverses found in Problems $31-40$ to solve each system of equations. $$\left\{\begin{aligned} -4 x+y &=0 \\ 6 x-2 y &=14 \end{aligned}\right.$$

use the inverses found in Problems $31-40$ to solve each system of equations. $$\left\{\begin{aligned} -4 x+y &=0 \\ 6 x-2 y &=14 \end{aligned}\right.$$...

5 answers

##### .Suppose that the health of a person could be at risk if theconcentration of vitamin D in the blood stream is less than 70.0nM/L (say 69.999 nM/L). Use Excel to code the datain column Sample 1 and put the result in column Sample_p. Codeconcentrations of 69.999 nM/L or lower as â€œ1â€ and codeconcentrations of 70 and above as â€œ0â€. Calculatemanually a 99% confidence interval for the populationproportion for concentration of vitamin D less than 70.0 nM/L andconfirm your calculations using Exce

.Suppose that the health of a person could be at risk if the concentration of vitamin D in the blood stream is less than 70.0 nM/L (say 69.999 nM/L). Use Excel to code the data in column Sample 1 and put the result in column Sample_p. Code concentrations of 69.999 nM/L or lower as â€œ1â€ an...

5 answers

##### Q16. What is the net work Ws,net Ws,12 + Ws,23 + Ws,34 + Ws,4I done by the gas during the entire cycle?Ws,net 1550 J Ws,net ~ 234J Ws,net ~ 577 J Ws,net ~ 948 J Ws,net ~ 300 J

Q16. What is the net work Ws,net Ws,12 + Ws,23 + Ws,34 + Ws,4I done by the gas during the entire cycle? Ws,net 1550 J Ws,net ~ 234J Ws,net ~ 577 J Ws,net ~ 948 J Ws,net ~ 300 J...

5 answers

##### Number of individuals with each genotype Population Population 2 Population 3 30Population 4 36Homozygous dominant Heterozygous36Homozygous recessive22

Number of individuals with each genotype Population Population 2 Population 3 30 Population 4 36 Homozygous dominant Heterozygous 36 Homozygous recessive 22...

5 answers

##### [2/4 Points]DETAILSPREVIOUS ANSWERSPODSTATS 11.E.024.MY NOTESASK YOUR TEACHERPRACTICE ANOTHERTo determine chocolate milk was as effective as other carponydrate rep cement drinks, nine male cyclists performed an Intense workour followed by drink anc rest Period_ Ac the end of the period _ each cyclist performed an endurance trial where he exercised until exhausted and time exhaustion was measured: Each cyclst completed the entire regimen on two different days. On one day the drink provided was ch

[2/4 Points] DETAILS PREVIOUS ANSWERS PODSTATS 11.E.024. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER To determine chocolate milk was as effective as other carponydrate rep cement drinks, nine male cyclists performed an Intense workour followed by drink anc rest Period_ Ac the end of the period _ each...

5 answers

##### (1 point) What are the rectangular coordinates of the point whose cylindrical coordinates are 6, 0 0.6,

(1 point) What are the rectangular coordinates of the point whose cylindrical coordinates are 6, 0 0.6,...

5 answers

##### (1 point) We consider the Euler-Cauchy equation r"y" + 2'y" 37ry' + 72y = 0. The auxiliary equation of a general Euler-Cauchy equation ar"y" + br?y" + cy' + dy = 0 is given by ar(r 1)(r 2) + br(r 1) +c 4 d = 0,(1) For this problem find the auxiliary equation:(2) Find the roots of the auxiliary equation: separated list )(enter your results as a comma(3) Find a fundamental set of solutions 91, 92, 93 results as comma separated list )(enter your(4) Find

(1 point) We consider the Euler-Cauchy equation r"y" + 2'y" 37ry' + 72y = 0. The auxiliary equation of a general Euler-Cauchy equation ar"y" + br?y" + cy' + dy = 0 is given by ar(r 1)(r 2) + br(r 1) +c 4 d = 0, (1) For this problem find the auxiliary equa...