Solve. The half-life of silicon-32 is 710 years. If 60 grams is present now, how much will be present in 600 years? (Round your answer to three decimal places.)

Q: A patient is adminstered a dose of 50 mg of a drug. If the body naturally disposes of 6% of the drug…

A:

Q: The half-life of radioactive radium (226Ra) is 1599 years. What percent of a present amount of…

A: Equation governing the radioactive decay is: A = A0e-kt When t = 1,599 then A = A0 / 2 (this is by…

Q: The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be…

A:

Q: Find the amount A in an account after t years if dA/ dt= 0.08A and A(0)= 1000

A:

Q: How many liters each of a 10% acid solution and a 80% acid solution must be used to produce 70…

A:

Q: A patient is adminstered a dose of 50 mg of a drug. If the body naturally disposes of 3% of the drug…

A: Amount of drug administered: 50mg Rate of decrease of drug every hour=3% To find amount of drug left…

Q: If 8 g of a radioactive substance are present initially and 4yr later only 4.0g​ remain, how much of…

A: Initially 8 gm is present. After 4 yrs, 4 hm remained. To calculate after 9 yrs.

Q: A chemical substance has a half-life of 5 hours.how much of a 82-gram sample remains after 12 hours?…

A:

Q: The half-life of a radloactive Isotope Is the time It takes for a quantity of the isotope to be…

A:

Q: How long is the side & (LM)?

A:

Q: The​ half-life of​ silicon-32 is 710 years. If 40 grams is present​ now, how much will be present in…

A:

Q: Each side of a square is increasing at a rate of 2 cm/s. At what rate is the area of the square…

A:

Q: 2. How many gallons of a plant food that  is 9% nitrogen must be combined with smother plant  food…

A: Given information:

Q: A hose fills 2/8 of a pool in 3/6 of an hour. At this rate, how much of the pool will these hose…

A: given that  A hose fills 2/8 of a pool in 3/6 of an hour. Clearly 1/4 of a pool filled in 1/2 hour…

Q: The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be…

A: For the solution follow the next step.

Q: The half-life of radium is 1690 years. If 30 grams are present now, how much will be present in 140…

A:

Q: 1. If you have 100 grams of a radioactive isotope with a half-life of 10 years: a. How much of the…

A:

Q: The half-life of a radioactive kind of uranium is 2 years. If you start with 5,712 grams of it, how…

A: According to question given that The half life of a radioactive kind of uranium is = 2 years A0=5712…

Q: The half-life of radium is 1690 years. If 80 grams are present now, how much will be present in 710…

A: Formula for decay A(t)= Aoekt Given Ao=80

Q: The half-life of radium is 1690 years. If 30 grams are present now, how much will be present in 570…

A: We have to finds the remaining amount

Q: How much carbon dioxide will you prevent from entering the atmosphere in one year, if you replace a…

A: According to the given information, it is required to find how much carbon dioxide will prevent from…

Q: The half-life period of the isotope is 148 hours. The initial mass of an lodine isotope was 17 mg.…

A:

Q: The half-life of the radioactive element krypton-91 is 10 seconds. If 16 grams of Question…

A: Given: Half life of Krypton-91 = 10 seconds Initial amount of Krypton-91 = 16 gm We have to find how…

Q: In how many days will $4,500 grow to $4,845.21 at 7% p.a.?

A:

Q: In 100 yrs, 132mg of radium decomposes to 96mg. How many mg will be left after 200 yrs?

A:

Q: The half-life of radium is 1690 years. If 80 grams are present now, how much will be present in 360…

A: Given query is to find the amount remaining after 360 years.

Q: If John has a body density of 1.058 kg/L, what is his body fat percentage? (Answer to 1 digit after…

A: According to SIRI equation the body fat percentage is, %fat = [(4.95/D) – 4.50] × 100, where D is…

Q: A nurse gives a patient 800 mg of medicine at 10:00 a.m. If the half life of the medicine is 3…

A:

Q: ou have 5,280 grams of a radioactive kind of tin. How much will be left after 516 days if its…

A: ln e=1 ln ab= b ln a

Q: the half-life of a drug in the bloodstream is 18h. what fraction of the original drug dose remains…

A: Given the half-life of a drug in the bloodstream is 18h. what fraction of the original drug dose…

Q: - The population of a country doubles in 82 yrs. How many years will it be five times as much?

A: We have to solve given problem:

Q: The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be…

A: To calculate the amount of mass of after 6 half-lives if the initial amounts of radioactive isotopes…

Q: The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be…

A: Given initial mass   m=175 gram

Q: how much bacteria is present after 18 minutes?

A:

Q: The population of a country doubles in 81 yrs. How many years will it be five times as much?

A: Let 'P' be the number of population then dPdt = KP∫dPP =∫ KdtIn P = Kt +c ......(1)When t = 0  ; P =…

Q: The half life of radium is 1690years. If 59 grams are present now, how much will be present in 60…

A: Let A(t) be the amount remaining in t years, then

Q: A chemical substance has a half-life of 5 hours.How much of a 107-gram sample remains after 12…

A: In this question we have to find sample remain after 12 hour. Formula used N=N0*(1/2)^t/t1/2

Q: One mole of gas expands isothermically to double its volume. If the gas temperature is 300 K, what…

A: One mole  n=1 T=300K R=8.3

Q: If the population of a certain county was 100,000 in 1998 and 110,597 in 2008 and the formula…

A: We know that the exponential growth is a process of increase in a quantity with time. The population…

Q: Predict the price sold at auction of a dresser made in 1865 (round to the nearest dollar.) If a pair…

A: Introduction: The response variable is the price at which the dresser is sold at auction, Y, and the…

Q: The half-life of a radioactive kind of nitrogen is 10 minutes. How much will be left after 40…

A: Radioactive decay occurs as an exponential function. That is given by…

Q: Battery life span in hours

A: Calculations for the given sample:

Q: The​ half-life of​ silicon-32 is 710 years. If 40 grams is present​ now, how much will be present in…

A:

Q: A patient is adminstered a dose of 50 mg of a drug. If the body naturally disposes of 5% of the drug…

A:

Q: The half-life of radium is 1690 years. If 50 grams are present now, how much will be present in 580…

A: Since it is given that half-life of radium is 1690 years.Our aim is to calculate that how much…

Q: The half-life of radium is 1690 years. If 80 grams are present now, how much will be present in 240…

A:

Q: The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be…

A: initial mass=135 grams half-lives=4

Q: If the population of a certain county was 100,000 in 1998 and 110,693 in 2008 and the formula y =…

A: Given Population of country in year 1998 is 100,000 and Population of country in year 2008 is…

Q: A particular drug is eliminated from the blood with a half-life of 12 hours. If a person has 100 mg…

A: Given that: Initial amount= P0 = 100 mg Half time= H= 12 hours Time=t =6 hours Final amount=P…

Q: The half-life of radium is 1690 years. If 90 grams are present now, how much will be present in 370…

A: