-12+2(-4)-7= help me understand how to figure out how to get this answer
1 answer:
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Answer:
The mass of half a liter of water is 500g, that is, 0.5kg.
Step-by-step explanation:
Density is mass divided by the volume, that is:
Here, we have to be careful. Since the density is in grams per cm³, m has to be in grams and v in cm³.
We have that:
What is the mass of half a liter of water?
One liter is 1000 cm³.
So half a liter is 1000/2 = 500 cm³, which means that
Then
The mass of half a liter of water is 500g, that is, 0.5kg.
27.928cm² the process is shown in the following picture
