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Aleksandr-060686 [28]
3 years ago
10

What is the difference between a molecule and a compound?!

Chemistry
2 answers:
Annette [7]3 years ago
8 0
A molecule is when two or more atoms combine together and a compound is at least two different elements.
KiRa [710]3 years ago
3 0

molecules can be made of two of the same elements whereas a compound is always made of two different elements

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While making chicken soup for his family one evening, Luis added the amount of salt the recipe called for. After tasting the sou
Trava [24]

Answer:

the soup become too salty through the process of osmosis

8 0
3 years ago
How many uL are present in 250 mL of H20? (1 uL = 10^-6 Liters)​
Vanyuwa [196]

Answer:

250000 μL

Explanation:

If         1 L = 1000 mL

Then  X L = 250 mL

X = (1 × 250) / 1000 = 0.25 L

Now we can calculate the number of microliters (μL) in 0.25 L:

if        1 μL = 10⁻⁶ L

then   X μL = 0.25 L

X = (1 × 0.25) / 10⁻⁶  =250000 μL

4 0
3 years ago
28.0 grams of sodium are how many moles?
xeze [42]
<span>If it's pure sodium, there aren't any gold atoms.</span>
4 0
3 years ago
What is the maximum most that can be extracted from 76 g og Cr2O3.
tiny-mole [99]

Answer:

D) 152 g

Explanation:

a mass of 1 mol Cr2O3 = 2 × 52 + 3 × 16 = 152 g number of moles of Cr2O3.

7 0
3 years ago
On a lab exam, you have to find the concentrations of the monoprotic (one proton per molecule) acids HA and HB. You are given 43
Keith_Richards [23]

HA and HB are present in concentrations of 0.182 M and 0.153 M, respectively.

<h3>What kind of acids are monoprotic?</h3>

Monoprotic acids include benzoic acid (C6H5CO2H), acetic acid (CH3CO2H or HOAc), nitric acid (HNO3), and hydrochloric acid (HCl).

<h3>How can you tell if a substance is monoprotic?</h3>

Any acid with only one hydrogen atom in its formula is called a monoprotic acid, while some acids with multiple hydrogen atoms may also fall under this category. In other words, while all monoprotic acids contain only one hydrogen, not all single-hydrogen acids are monoprotic.

<h3>Do monoprotic acids have a low acidity?</h3>

Because it easily loses its hydrogen ion in solution, the monoprotic acid HBr is regarded as being strong.

learn more about  monoprotic acid here

brainly.com/question/12850710

#SPJ4

5 0
2 years ago
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