Answer:
It helps them to swim
I think this ans may help you
Protons
Explanation: the atomic number is the same as the number of protons
2Fe + 3H2SO4 → Fe2(SO4)3 + 3H2
Explanation:
Changing the subscripts changes the products of the equation
Answer:
<h3>The answer is option C</h3>
Explanation:
The mass of a substance when given the density and volume can be found by using the formula
<h3>mass = Density × volume</h3>
From the question
volume of liquid = 15 mL
density = 2.5 g/mL
We have
mass = 15 × 2.5
We have the final answer as
<h3>37.5 g</h3>
Hope this helps you