Bellringer #2

What is Avogadro's Number? 

• 6.02 x 10²³
• - 6.02 10²³
• 6.02 x 10²²
• 6,020,000,000,000

Avogadro's number of representative particles is equal to one_____.

• kilogram
• gram
• kelvin
• mole

Tags

NGSS.HS-PS1-7

Where do you look to calculate the molar mass?

• avogadros number
• periodic table 

What is the molar mass of one molecule of Nitrogen N₂?

• 14.01 amu
• 14.01 g
• 28.02 g
• 28.02 amu

Tags

NGSS.MS-PS1-1

What conversion factor would be used to convert 6 hours into minutes?

1 mile = 1.6 km.

What conversion factor would be used to convert 3.2 km into miles?

100 cm = 1 m.

What conversion factor would be used to convert 120 centimeters into meters?

12 in = 1 ft.

What conversion factor would be used to convert 12 feet into inches?

What is the relative molecular mass of fluorine gas, F₂?

• 19
• 38
• 9
• 18

How many atoms of NITROGEN are in S(NH₄)₂ ?

• 0

• 1

• 2

• 4

Tags

NGSS.MS-PS1-1