A heterogeneous mixture is made of different materials that can easily be separated.
Answer:
The right answer is "2.30 g/ml".
Explanation:
Given:
Volume,
= 17 ml
Mass,
= 39 g
Now,
The density will be:
= 
By substituting the values, we get
= 
= 
Humans impact the environment in several ways. Common effects include decreased water quality, increased pollution and greenhouse gas emissions, depletion of natural resources and contribution to global climate change.
Answer:
because it reduces the number of chromosomes to half the normal number so that, when fusion of sperm and egg occurs, baby will have the correct number.
Explanation:
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