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Masteriza [31]
3 years ago
9

What historical event of commercial interest triggered investigation in the science of steam?

Chemistry
1 answer:
Cerrena [4.2K]3 years ago
5 0

Answer: Photosynthesis

Explanation:

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When the isotonic saline solution described in part A is connected to an unknown solution via a semipermeable membrane, the unkn
ozzi

B. The unknown solution had the lower concentration.

Explanation:

Osmosis is a phenomenon in which the molecules of the solvent has a tendency to move through a membrane which is semipermeable from lower concentrated side to the higher concentration side, so that the concentrations on both sides of the membrane must be equal.

So the unknown solution may have lesser concentration than the isotonic solution so that molecules of that solution move from less concentrated side to the more concentrated side, so its level drops.

3 0
3 years ago
What is the density of a block marble that occupies 255 cm^3 and has a mass of 1000g
RUDIKE [14]

Answer:

<h2>3.92 g/cm³</h2>

Explanation:

The density of a substance can be found by using the formula

density =  \frac{mass}{volume} \\

From the question we have

density =  \frac{1000}{255}  \\  = 3.921568...

We have the final answer as

<h3>3.92 g/cm³</h3>

Hope this helps you

4 0
3 years ago
What are all the different types of chemical change?
creativ13 [48]

Answer:

the types of chemical reaction are combination, decomposition, single replacement, double replacement, combustion

4 0
3 years ago
State two procedures which should be used to properly handle a light microscope
babunello [35]

hold at base and arm

5 0
2 years ago
What answer giving brainliest tysm
monitta

Answer:

a

Explanation:

it is repeating

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3 years ago
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