Dimensional Analysis

Question 1

Select the simplest mole ratio for each substance.Glucose (C6H12O6):

Revolt · Accepted Answer

C: C:H:O = 1:2:1

Question 2

Molecular formula: C6H12O6Empirical formula:

Revolt · Accepted Answer

C: CH2O

Question 3

Molecular formula: H2SO4Empirical formula:

Revolt · Accepted Answer

A: H2SO4

Question 4

What is the percent by mass of carbon in glucose? %

Revolt · Accepted Answer

B: 40.0

Question 5

A compound contains 75% carbon and 25% hydrogen by mass. What is the empirical formula for this compound?

Revolt · Accepted Answer

C: CH4

Question 6

A compound is 42% sodium, 19% phosphorus, and 39% oxygen by mass. What is the empirical formula of this compound?

Revolt · Accepted Answer

A: Na3PO4

Question 7

The empirical formula of an artificial sweetener is C14H18N2O5. The molecular mass of the sweetener is 294.34 g/mol. What is the molecular formula of the artificial sweetener?

Revolt · Accepted Answer

C: C14H18N2O5

Question 8

A sample of a compound contains 9.11 g Ni and 5.89 g F. What is the empirical formula of this compound?

Revolt · Accepted Answer

C: NiF2

Question 9

If the molar mass of the compound is 96.69 g/mol, what is the molecular formula of the compound?

Revolt · Accepted Answer

A: NiF2

Question 10

Question 10

Revolt · Accepted Answer

A: C2H5

Dimensional Analysis Answers

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