Chemistry, 16.06.2021 02:00 Saberabuomar2007

In a lab experiment, the decay of a radioactive isotope is being observed. At the beginning of the first day of the experiment the mass of the substance was 200 grams and mass was decreasing by 11% per day. Determine the mass of the radioactive sample at the beginning of the 10th day of the experiment. Round to the nearest tenth (if necessary).

Answers: 1

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 05:00

Which position represents spring in the southern hemisphere? a) b) c) d)

Answers: 2

Answer

Chemistry, 22.06.2019 08:00

Define dew point. i am writing this part to be able to ask the question

Answers: 1

Answer

Chemistry, 22.06.2019 09:00

Acrystal that absorvd water from air is (blank)a. aqueousb. homogenousc. hygroscopicd. efflorescent

Answers: 1

Answer

Chemistry, 22.06.2019 14:30

In water, a strong acid will break down into its component parts. a. completely b. partly c. never in water, a weak base will break down into its component parts. a. completely b. partly c. never

Answers: 2

Answer

You know the right answer?

In a lab experiment, the decay of a radioactive isotope is being observed. At the beginning of the f...

Questions

Mathematics, 29.08.2019 17:30

The longest bridge in the world is located in china. it is164,800 meters long. another bridge in china is 69,732 meters long. round each length...

Mathematics, 29.08.2019 17:30

You have $60.00 in your wallet and you want to buy some new cds. if the cds are $11.00 each, what number of cds, x, can you buy? write and solve and...

Chemistry, 29.08.2019 17:30

Which element has only two half filled orbitals in the 3d sub level...

Business, 29.08.2019 17:30

On jan 1, 2013, a company balance in retained earnings was $10,000,000. at dec 31, 2013 the balance in retained earnings was $9,400,000. if the compan...

Biology, 29.08.2019 17:30

What part of the bacterium allows it to recognize different substances in the outside environment?...

Chemistry, 29.08.2019 17:30

What is harder to pull apart a sodium ion from a chloride ion or a potassium ion from a chloride ion?...

Social Studies, 29.08.2019 17:30

Countries in which of these geographical regions have implemented a sound system of public welfare for their people? western european sca...

Mathematics, 29.08.2019 17:30

If angle adc=134 and adb=5x+4 and bdc=7x-2 what does angle bdc measure...

Biology, 29.08.2019 17:30

Weathering can split rock into layers physical or chemical?...

Mathematics, 29.08.2019 17:30

Bob and marquis went on a trip. the first day they drove 465 miles in 8 hours. what is their average speed for the first day of their trip...

Mathematics, 29.08.2019 17:30

The following is an example of what property? 5=x+5 a. multiplicative property of zero b. multiplicative inverse property c....

History, 29.08.2019 17:30

It says identify the four features of the marshall plan that restore europes economy. i know two of them not the other two 1)resulted in incre...

Mathematics, 29.08.2019 17:30

Afarmer hears a weather report saying that temperatures will be decreasing approximately 6∘ 6∘ every hour for the next 5 hours. what signed number rep...

English, 29.08.2019 17:30

Great literature is educational because it? a. teaches rather than entertains. b. you draw on ideas you already have. c. allows...

Physics, 29.08.2019 17:30

If a planet is orbiting along path c in the figure below, explain why it stays in orbit. refer to pic

English, 29.08.2019 17:30

Whether speech is going to be delivered before one or one hundred people, the speaker should: a. concentrate on getting everything out quickly

Mathematics, 29.08.2019 17:30

What is are ratio problems. 4 sandwiches to 10 milks

Business, 29.08.2019 17:30

Consider this mission statement: "to make the world a bright clean place by making our products a household name worldwide." this statement is an exa...

Biology, 29.08.2019 17:30

Why do scientists use a common system of measurement...

Mathematics, 29.08.2019 17:30

1. abcd is a rectangle. bd is a straight line that cuts the rectangle into equal halves. the ratio of the area of p to the area of q is 2 : 5, and th...

More questions: Chemistry Another questions