2/5 SI Session

How many moles are in 40.0 grams of water?

• 0.45

• 2.22

• 0.450

• 2.2203

How many grams are in 3.7 moles of Na20?

• 17

• 229.3

• 0.060

• 230

How many atoms are in 14 moles of cadmium?

• 8.4E24

• 0.43

• 8.428E24

• 4.8E24

There are ____ molecules in 48.0 grams of NaOH

• 7.23E22

• 7.23

• 7.2E23

• 7.23E23

There are ____ grams in 4.63 x 1024 molecules of CCl4

• 1178

• 108

• 1268

• 1180

Which image has the highest frequency

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Which image has the largest wavelength

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What is the wavelength of a wave having a frequency of  

3.76E14 s-1?

• 9.54E-8

• 7.98E-7m

• 7.98E-7

• 8.0E-7m

The frequency of a 6.9E-13 m wave ​

• 4.4E20

• 4.4E18s-1

• 4.4E20s-1

• 4.4E18s

What is the wavelength of a 2.99 s-1 wave?

• 1.00E8 m

• 6.07E8

• 1.00E8

• 1.00E7 m