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vitfil [10]
2 years ago
13

True/false... A molecule makes up a compound explain

Chemistry
1 answer:
lana66690 [7]2 years ago
6 0

Answer: True

Explanation:

I answered your other one and its bascily  the same thing a molecule made of atoms from different elements. All compounds are molecules, but not all molecules are compounds. ... There are two main types of chemical bonds that hold atoms together: covalent and ionic/electrovalent bonds. Atoms that share electrons in a chemical bond have covalent bonds.

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Consider the following three-step reaction pathway.
Alenkinab [10]

Answer:

NO \longrightarrow N_2O_2 \longrightarrow N_2O \longrightarrow N2

Explanation:

The intermediates are the products of all the steps of the reaction pathway, with the exception of the last one. So the intermediates will be:

  • N2O2 from the first step
  • N2O from the second step

The list from reactant to final product:

NO \longrightarrow N_2O_2 \longrightarrow N_2O \longrightarrow N2

<em>Note: the water is considered a by-product, given that is not the product of interest in this steps.</em>

7 0
3 years ago
The combustion of gasoline produces carbon dioxide and water. Assume gasoline to be pure octane (C8H18) and calculate the mass (
Mariulka [41]

Answer:

3.09kg

Explanation:

First, let us write a balanced equation for the reaction. This is illustrated below:

2C8H18 + 25O2 —> 16CO2 + 18H2O

Molar Mass of C8H18 = (12x8) + (18x1) = 96 + 18 = 114g/mol

Mass of C8H18 from the balanced equation = 2 x 114 = 228g

Converting 228g of C8H18 to kg, we obtained:

228/1000 = 0.228kg

Molar Mass of CO2 = 12 + (2x16) = 12 + 32 = 44g/mol

Mass of CO2 from the balanced equation = 16 x 44 = 704g

Converting 704g of CO2 to kg, we obtained:

704/1000 = 0.704kg

From the equation,

0.228kg of C8H18 produced 0.704kg of CO2.

Therefore, 1kg of C8H18 will produce = 0.704/0.228 = 3.09kg of CO2

6 0
3 years ago
Based on the data gathered in the Rutherford's scattering experiments, the concept of atomic structure was modified. Which of th
Artyom0805 [142]
The answer is 1 3 and 5 just took the test !!!!
6 0
3 years ago
Jar contain 0.400mole of H2sthen how many gram of H and S are there​
vovangra [49]

Answer:

H = 0.800g

S = 12.8g

Explanation:

Each mole of H2S contains 2 moles of H and 1 mole of S

so .400 mole of H2S will contain .800 mole of H and .400 mole of S

Mass = mole x Mr

Mass H = .800(1) = .800g

Mass S = .400(32) = 12.8g

8 0
3 years ago
steve traveled the first 7 hours of his journey at 40 mph and the last 9 hours of his journey at 50mph. how long is the whole jo
sasho [114]
I believe it would be 450 miles
3 0
3 years ago
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