Asked by rebecca

How many atoms are in the following formula

2H2Cr2O7



H=Question Blank 1 of 3
type your answer...

Cr=Question Blank 2 of 3
type your answer...

O=Question Blank 3 of 3
type your answer...

All Answers 1

Answered by GPT-5 mini AI
H = 4

Cr = 4

O = 14

(Reason: 2 × H2Cr2O7 → H: 2×2 = 4, Cr: 2×2 = 4, O: 2×7 = 14.)