Formula Unit Mass

Q.

State True or False. The mass of 1 mole of atom of an element is called its molar mass.

1. True
2. False

Q. Statement I: Formula unit mass is used to calculate the mass of ionic compounds.

Statement II: Formula unit mass is calculated by adding the atomic masses of all the ions involved in the compound.

1. Only statement I is true
2. Only statement II is true
3. Both statements are true
4. Both statements are false

Q. Statement I: Formula unit mass is used to calculate the mass of ionic compounds.

Statement II: Formula unit mass is calculated by adding the atomic masses of all the ions involved in the compound.

1. Only statement I is true
2. Only statement II is true
3. Both statements are true
4. Both statements are false

Q. The formula unit mass of $N{a}_{2}O$ is u.

1. 50
2. 62
3. 52

Q.

Calculate the formula unit mass of $K_2{CO}_3$

1. 45amu

2. 55amu

3. 138amu

4. 117amu

Q. The formula unit mass of $N{a}_{2}O$ is u.

1. 50
2. 62
3. 52

Q. The formula unit mass of $N{a}_{2}O$ is u.

1. 50
2. 62
3. 52

Q. The formula unit mass of ${\text{MgCl}}_2$ is _____.

1. 94.5 u
2. 95 u
3. 96.5 u
4. 97 u

Q. What is the term used for the molecular mass of ionic compounds?

1. Ionic mass
2. Ionic molecular weight
3. Formula unit mass
4. Relative atomic weight