Answer:
True
Explanation:
Sometimes you will need to convert from grams to moles, or moles to grams
Sodium chloride is the chemical name for salt and is composed of sodium and chlorine, so it is a compound.
Answer:
1.7 mL
Explanation:
start with formula M1V1=M2V2
then plug in values (3)V1=(100)(.05) and solve for V1
V1= 1.66
Answer:
<h2>119.60 moles</h2>
Explanation:
To find the number of moles in a substance given it's number of entities we use the formula

where n is the number of moles
N is the number of entities
L is the Avogadro's constant which is
6.02 × 10²³ entities
From the question we have

We have the final answer as
<h3>119.60 moles</h3>
Hope this helps you