Understanding Relative Atomic Mass

What is the relative atomic mass of carbon?

• 1

• 24

• 12

• 6

Why does relative atomic mass have no unit?

• Because it is a mass

• Because it is a fixed number

• Because it is a ratio

• Because it is a standard

How many times is the mass of a sodium atom greater than 1 amu?

• 24

• 12

• 1

• 23

What is the relative atomic mass of sodium?

• 24

• 12

• 23

• 1

If element A is twice the mass of carbon, what is its relative atomic mass?

• 36

• 24

• 48

• 12

How much heavier is element X compared to helium?

• 1 time

• 52 times

• 13 times

• 4 times

What is the relative atomic mass of element L if it is equal to one-fourth the mass of tellurium?

• 32

• 64

• 16

• 128

How many times are two bromine atoms heavier than four neon atoms?

• 1 time

• 2 times

• 3 times

• 4 times

How many magnesium atoms have the same mass as six krypton atoms?

• 24

• 18

• 27

• 21

What is the relative atomic mass of krypton?

• 64

• 12

• 84

• 24