A chemical reaction has two elements as reactants. Which type of reaction might occur
1 answer:
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Answer:
m = 671 grams
Explanation:
Given that,
No of moles, n = 4.9
Molar mass of Barium, M = 137 g
Mass divided by molar mass is equal to no of moles. It can be given by the formula as follows :
or
m = 671 grams
So, the total mass of the sample of Barium is 671 grams.
Answer:
<h2>2.70 g/cm³</h2>Explanation:
The density of a substance can be found by using the formula
From the question we have
We have the final answer as
<h3>2.70 g/cm³</h3>Hope this helps you