3 years ago

A substance that can be separated into two or more substances only by a chemical change is

1 answer:

5 0

A substance that can be separated into two or more substances only by a chemical change is known as a heterogeneous mixture

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icang [17]

Answer:

c is the answer then check it out

6 0

2 years ago

skad [1K]

Example:

Mass = ?

Density = 25 g/mL

Volume = 5 mL

therefore:

d = m / V

25 = m / 5

m = 25 x 5

m = 125 g

hope this helps!

7 0

3 years ago

Tju [1.3M]

I think a is the answerr

3 0

3 years ago

sergey [27]

#O_2

$\\ \sf\longmapsto No\:of\;moles=\dfrac{Given\:mass}{Molar\:mass}$

$\\ \sf\longmapsto No\:of\:moles=\dfrac{31.99}{32}$

$\\ \sf\longmapsto No\:of\:moles\approx 1$

#NaCl

$\\ \sf\longmapsto No\:of\:moles=\dfrac{176.8}{58.5}$

$\\ \sf\longmapsto No\;of\:moles=3mol$

8 0

2 years ago

Lostsunrise [7]

2.392 hectoliters = 239.2 liters. 1 hectoliter = 100 liters.

3 0

3 years ago