Answer:
<h3>The answer is 2.75 mL</h3>Explanation:
The volume of a substance when given the density and mass can be found by using the formula
From the question we have
We have the final answer as
<h3>2.75 mL</h3>Hope this helps you
Magnesium burns with a very bright light. When the flame goes out, a White powder is left behind. what is the word equation for
1 answer:
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Answer:
D. 0.75 grams
Explanation:
The data given on the iridium 182 are;
The half life of the iridium 182, = 15 years
The mass of the sample of iridium, N₀ = 3 grams
The amount left, N(t) after two half lives is given as follows;
For two half lives, t = 2 ×
∴ t = 2 × 15 = 30
∴ The amount left, N(t) = 0.75 grams