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pychu [463]
3 years ago
9

Can scientific laws be proved wrong? Why or why not?

Chemistry
1 answer:
astra-53 [7]3 years ago
4 0

Answer:

The scientific laws have been well proven before they are published so it is difficult to prove mistakes

Explanation:

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Need help with this asap please.
Naddik [55]

Answer:

its upside down

Explanation:

4 0
3 years ago
PLEASE HELP, I NEED TO GET THIS DONE TODAY
luda_lava [24]

The balanced reaction is

3Na3PO4  +  2CuSO4  ------>  3Na2SO4  + Cu3(PO4)2

To balance this reaction of double displacement, we see first that this reaction maintain the valence numbers of every atom.

Then, to have the same value of Na in the two sides of the reaction we multiply for the number of the other side. So,

(Na3PO4)x 2

(Na2SO4)x3

As we can see either, we need to balance PO4 cause there are two molecules of this in the reactant side, so we have two molecules of PO4 in the product either.

Then we get

3Na3PO4  +  2CuSO4  ------>  3Na2SO4  + Cu3(PO4)2

To probe that balance was correct, you can verify that the charges are exactly the opposite.

4 0
3 years ago
10. How were scientists able to discover the Buckyballs in space?
kkurt [141]

Answer:

by exploring space then they saw them

6 0
3 years ago
List several other words that are formed using the prefix mon or mono what do these words have in common
UkoKoshka [18]

Answer:

1) Monochrome

2) Monocot

3) Monosaccharide

4) Monounsaturated

5) Monoxide

Explanation:

The prefix mono or mon is of Greek origin and it means single, lone or one.

From the meaning of the words we can tell that they have something in common:

1) Monochrome: This refers to an artwork, a painting or drawing that has just one color.

2) Monocot: This is a type of flowering plant that has a single embryo and a single cotyledon.

3) Monosaccharide: This is a type of simple sugar that contains one sugar unit that cannot be split.

4) Monounsaturated: This refers to a molecule that contains one double or triple bond.

5) Monoxide: This refers to a form of oxide that contains only one oxygen atom.

From the definitions above, all the words mean having only one or a single item.

That is what they have in common.

7 0
3 years ago
What is the percent composition in chloric acid (HClO3)?
Nuetrik [128]
Total weight = 1 + 35.45 + 3 * 16 = 84.45

H = 1 / 84.45 * 100% = 1.18%
Cl = 35.45 / 84.45 * 100% = 41.98%
O = 48 / 84.45 * 100% = 56.84%
7 0
3 years ago
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