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kozerog [31]
3 years ago
14

Astronomers use radio waves to study__

Chemistry
1 answer:
Tcecarenko [31]3 years ago
5 0

Answer:

astronomers can learn about their composition, structure, and motion. the explanation idk i found it on google

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What element symbol does "X" represent?
spayn [35]

X is the chemical symbol of the element

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3 years ago
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In the second step of this reaction, isocyanic acid reacts to form melamine and carbon dioxide: HNCO(l)→C3N3(NH2)3(l)+CO2(g) Bal
kykrilka [37]

Answer:

The coefficients are 6, 1, 3

Explanation:

HNCO →C3N3(NH2)3 + CO2

From the above equation, there are a total of 6 atoms of nitrogen on the right side and 1atom on the left. It can be balance by putting 6 in front of HNCO as shown below:

6HNCO → C3N3(NH2)3 + CO2

Now there are 6 atoms of carbon on the left side and 4 atoms on the right side. It can be balance by putting 3 in front of CO2 as shown below:

6HNCO → C3N3(NH2)3 + 3CO2

Now the equation is balanced as the numbers of atoms of the different elements on both sides of the equation are the same.

The coefficients are 6, 1, 3

8 0
3 years ago
Which of these is a carbohydrate?<br> O C6H1206<br> O C6H6012<br> C6H1302N<br> C3H7O2NS
amm1812

Answer: The answer is the second choice.

Explanation:

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3 years ago
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The following is an example of which type of chemical reaction?Na (s) + H2O (l) Imported Asset NaOH (aq) + H2 (g)
lora16 [44]

Answer:

The answer to your question is Single replacement

Explanation:

Data

Chemical reaction

                 Na  +  H₂O  ⇒   NaOH  +  H₂

Single replacement  is a chemical reaction in which a metal replaces the cation of a compound.

Decomposition  is a chemical reaction in which a compound forms 2 or more products.

Double replacement  in this chemical reaction two compounds react interchanging their cations and anions.

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The correct option is: ALL OF THE ABOVE.
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7 0
4 years ago
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