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Galactose (C6H12O6) has the same chemical formula as glucose but is biochemically different. A student is given a 10.71 g sample of galactose, how many atoms of hydrogen does the sample have? 

The molecular substance glycerol (C3H8O3) is used in the food and pharmaceutical industries. When a researcher measures out 1.541 g of glycerol how many molecules of glycerol are present?  

How many significant figures are in 121.2030 mL? 

What would the formula be for tetrasulfur octabromide?   

What would the formula be for triselenium heptachloride? 

Using the following unit conversions, how many mix are in 61.5 app?  2 mix = 3 lol 3 oss = 1 nbd 1 lol = 2.45 nbd 1.5 oss = 1 app  

Determine the name of the following compounds:  Ni2S3 [1] MgCl2 [2] CaS [3]

The molecular substance glycerol (C3H8O3) is used in the food and pharmaceutical industries. When a researcher measures out 121.6 g of glycerol how many molecules of glycerol are present?  

An imaginary element candymonium (Cn) has an atomic mass of 32.15 g/mol. If you have 152.1 g of Cn how many moles would you have? 

Element X has 3 naturally occurring isotopes with the following masses and percent abundances: X-99 98.9991 34.5% X-102 101.991 22.60% X-104 103.9898 42.90% What is the average atomic mass of element X?