Chemistry, asked by pirwaniabdul871, 10 months ago

boron has two isotopes b-10 and b-11.the percentage abundance of b-10 is 19.8% and that of b-11 is 80.2%.calculate the relative atomic mass (ar) of boron.

Answers

Answered by bs858207

2

Answer:10.80

Explanation:

10 * 19.8 + 11 * 80.2/100

198 + 882.2/100

10.80.

HOPE IT WORKS....

Previous Question

Next Question

Similar questions

Biology, 5 months ago

what do you mean by propagation? don't post irreverent answer...

English, 5 months ago

5.What do our parents need when they become old? SECTION:B WRITING Q 1 Apply for the post of HR manager in a private limited company can use any name). [8M] 2.2 Draft a notice in about 50-80 words informing the student about Fire training to be held in your school. [5M] Q.3 You are Abhishek/ Shanaya you recently saw the pathetic condition of some small businessmen near your area. Draft a report...

Math, 5 months ago

please give the answers ...

English, 10 months ago

he saw a small mouse. He was inspired combine using after ...

English, 10 months ago

what conflicts are present in john synge's "riders to the sea"?

Computer Science, 1 year ago

which special function register plays a vital role in timer/counter mode selection process by allocating the bits in it...

Environmental Sciences, 1 year ago

Which organisms is most likely to produce greenhouse gases like methane and nitrogen oxide...

Math, 1 year ago

Simplify 1÷{1/2+1/3+1/6÷(3/4-1/3)...