All categories

3 years ago

Identify how many of the original parent nuclei remain after three half-lives

Chemistry

1 answer:

Nutka1998 [239]3 years ago

3 0

Answer:

yes

Explanation:

i did the test

You might be interested in

I need the answer please

dlinn [17]

Answer:

Na+ the answer is A

Explanation:

6 0

3 years ago

Read 2 more answers

what is 19.8-17.1

Ostrovityanka [42]

Answer: it should be 2.8

Explanation:

7 0

3 years ago

Read 2 more answers

Please help! due soon!

nekit [7.7K]

Answer:

I think it's

there are the same number of molecules on each side of the equation, then a change of pressure makes no difference to the position of equilibrium

7 0

2 years ago

What has 39 neutrons which element

Rasek [7]

No of Neutrons =Mass No-No of protons

Proton=Neutron+1

$\\ \sf\longmapsto x+1=39$

$\\ \sf\longmapsto x=39-1=38$

Hence it has atomic no 38

The element is Stroncium(Sr)

6 0

2 years ago

Which of the following is the correct name for the compound S3Cl2? Sulfur chloride Sulfur (III) chloride Sulfur (II) chloride Tr

Rus_ich [418]

Sulfur is not a transition metal so it does not need a Roman numeral the correct answer is Trisulfur Dichloride

8 0

3 years ago

Read 2 more answers