แผ่นงานMole Conversions
คำถามทั้งหมด: 11
What should go in the question mark spot?
57.2 grams NiS × ?1 mol=0.63 mol
6.02x1023 mc
1 mole
90.75 grams
57.2 grams
If you start with 8.47x1024 molecules , how many conversion fractions does it take to convert to grams?
1
2
How many moles are in 3.92x1023 molecules of CaF2 ?
Which part of the setup is incorrect?
3.92x1023 molecules × 78.08 g1 mole
3.92x1023 molecules
1 mole
78.08 g
How many grams are in 9.28x1023 molecules of NaCl?
Choose the correct setup.
9.28x1023 molecules ×1 mole6.02x1023 grams
9.28x1023 molecules ×1 mole6.02x1023 mc×1 mole58.44 g
9.28x1023 molecules ×6.02x1023 mc1 mole×1 mole58.44 g
9.28x1023 molecules ×1 mole58.44 g
How many grams are in 2.9 moles of SiCl4 ? Fill in the missing information.
2.9 mol × 1 mole? grams=492.68 g SiCl4
(a)
How many molecules are in 4.93 moles of Ga2S3 ? Fill in the missing information.
4.93 mol × 1 mole? molecules
(a)
If you're starting with 7.31x1024 molecules of SrS and you want to convert to moles, what would go on the bottom of the conversion fraction?
7.31x1024 molecules ×??????????????
6.02x1023 molecules
1 mole
119.68 g
What is the molar mass of Al2(CO3)3?
113.97 g/mol
137.99 g/mol
233.99 g/mol
185.99 g/mol
If you have 82.21 grams of NO2, how many molecules do you have?
Pick the correct setup.
82.21 g ×46.01 g1 mol×6.02x1023 molecules1 mol
82.21 g ×46.01 g1 mol×1 mol6.02x1023 molecules
82.21 g ×1 mol6.02x1023 molecules
82.21 g ×46.01 g1 mol
How many moles are in 2.67x1024 molecules of H2O?
What is the missing piece?
2.67x1024 molecules×6.02x1023 mc???????????
6.02x1023 mc
1 mole
18.016 grams
2.67x1024 mc
If you're starting with 82.21 grams of PH3 and you want to convert to moles, what would go on the bottom of the conversion fraction?
82.21 grams ×??????????????????
1 mol
33.994 grams
6.02x1023 mc
82.21 grams
แป้นคำตอบMole Conversions
คำถามทั้งหมด: 11
90.75 grams
2
78.08 g
9.28x1023 molecules ×6.02x1023 mc1 mole×1 mole58.44 g
6.02x1023 molecules
233.99 g/mol
82.21 g ×46.01 g1 mol×1 mol6.02x1023 molecules
1 mole
33.994 grams
