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PLS ANSWER ITS IMPORTANT

What is the mass of 5.0 x 106 molecules of H2O


Sagot :

Answer:

1.54 moles of water

Explanation:

A mole of any compound has a mass equal to the compound's relative formula mass in grams.A mole of any compound has a mass equal to the compound's relative formula mass in grams.So, the first step is to work out how many moles of the substance there is.

A mole of any compound has a mass equal to the compound's relative formula mass in grams.So, the first step is to work out how many moles of the substance there is.There are 6.022×10

A mole of any compound has a mass equal to the compound's relative formula mass in grams.So, the first step is to work out how many moles of the substance there is.Ther

5.50

×

×106

23

23 by

23 by 6.022

23 by 6.022×

23 by 6.022×10

23 by 6.022×1023

23 by 6.022×1023 which is 1.5360345... or

23 by 6.022×1023 which is 1.5360345... or 1.54

1.54 to 3 significant figures.

So we have 1.54 moles of water.

|Mikasa