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If 9.03 x 1021 molecules
The molar mass of CaCl2
is 110.98g/mol. How many molecules of CaCl2 are there in 4g?(1 point) Responses 2.409×1024 molecules 2
1 answer
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The molar mass of CaCl2
is 110.98g/mol. How many molecules of CaCl2 are there in 4g?(1 point) Responses 5.426×1021 molecules 5
1 answer
125 views
Nitrogen gas molecules, which have mass 4.65×10−26 kg, are striking a vertical container wall at a horizontal velocity of
1 answer
asked by
Megan
547 views
Nitrogen gas molecules, which have mass 4.65×10−26 kg, are striking a vertical container wall at a horizontal velocity of
1 answer
asked by
Christina
901 views
How many molecules are present in one mole of glucose, C6H12O6?
a) 6.92 ×10–26 b) 3.34 × 1021 c) 6.02 × 1023 d) 1.44 × 1025
1 answer
36 views
How many grams do 4.30 x 1021 molecules of UF6 weigh? Report the answer in correct number of significant figures and units.
1 answer
asked by
hw
620 views
For the reaction 4FeCl2(aq) + 3O2(g) → 2Fe2O3(s) + 4Cl2(g), what volume of a 0.650 M solution of FeCl2 is required to react
2 answers
asked by
Olivia
4,343 views
If 9.03 x 1021 molecules of a compound having general formula CnH2n+2 weigh 1.71g, what is the molar mass of the compound? Give
0 answers
asked by
Susan
479 views
If 9.03 x 1021 molecules of a compound having general formula CnH2n+2 weigh 1.71g, what is the molar mass of the compound? Give
1 answer
asked by
Susan
676 views
5. Suppose that the volumes of four stars in the Milky Way are 2.7 × 1018 km3, 6.9 × 1012 km3, 2.2 × 1012 km3, and 4.9 ×
3 answers
asked by
Deborah
3,358 views