The answer is D because the order of l to g is Planet, Solar System, Galaxy and then Universe
Answer: The molar mass of magnesium nitrate is 148.3148 g/mol.
Explanation:
Answer:
<h3>The answer is 11 g/cm³</h3>
Explanation:
The density of a substance can be found by using the formula

From the question
mass = 2.75 kg = 2750 g
volume = 250 cm³
We have

We have the final answer as
<h3>11 g/cm³</h3>
Hope this helps you
Answer:
1.52M in NaCl
Explanation:
Molarity = moles solute / volume solution in Liters
=> molarity (M) = 3.8 moles / 2.5 Liters solution = 1.52 molar solution in NaCl