Question

In: Chemistry

Styrene's empirical formula is CH. What mass of styrene contains 4.61 × 1021 atoms of carbon?...

Styrene's empirical formula is CH. What mass of styrene contains 4.61 × 10²¹ atoms of carbon? The molar mass of styrene is 104 g/mol.

A. 0.0995 g

B. 0.796 g

C. 0.0612 g

D. 0.0919 g

E. 0.00766 g

How many moles of hexachlorobenzene, C₆Cl₆, are in 4.05 g of C₆Cl₆?

A. 0.0142 mol

B. 0.0293 mol

C. 0.0189 mol

D. 1.15 × 10³ mol

E. 0.0563 mol

ow many molecules are there in 122 g of benzoic acid, C₇H₆O₂?

A. 122

B. 6.02 × 10²³

C. (6.02 × 10²³) / 122

D. 122 × (6.02 × 10²³)

E. 61

Expert Solution

option B is correct.

queen_honey_blossom answered 2 years ago

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