Multiple choice What is the number of grams of Cr in 85 grams of Cr2S3? 200 grams 104 grams 244.7 grams 163.4 grams 44.2 grams Reveal answer Fill a bubble to check yourself E Correct answer Explanation Molecular mass of Cr2S3 = 52 x 2 + 32 x 3 = 200 200 g Cr2S3 has Cr = 104 g 85 g of Cr = 104 / 200 x 85 = 44.2 g Thus, this is the correct answer.