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Katen [24]
3 years ago
6

Mass is 112.8g and the volume is 63cm3 , whats the density of the cube?

Chemistry
1 answer:
nirvana33 [79]3 years ago
7 0

Answer:

1.79047619048

Explanation:

density = mass/volume

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How many moles of methane will react to form 3.2 moles of carbon dioxide?
Hunter-Best [27]

Answer:

3.2 moles

Explanation:

First, we'll begin by writing a balanced equation for the Combustion of methane to produce carbon dioxide. This is illustrated below:

CH4 + 2O2 —> CO2 + 2H2O

From the balanced equation above,

1 mole of methane (CH4) reacted to produced 1 mole of carbon dioxide (CO2).

Therefore, 3.2 moles of methane (CH4) will react to produce 3.2 moles of carbon dioxide (CO2).

From the illustration above, 3.2 moles of methane is needed to produce 3.2 moles of carbon dioxide.

6 0
3 years ago
The veterinarian prescribes the NSAID carprofen for a 50-pound dog with arthritis at a dose of 4.4 mg/kg and would like this dos
alina1380 [7]

Answer:

The dog should be given half of 100 mg tablet in the morning and another half of 100 mg tablet in an evening.

Explanation:

Weight of the dog = 50 pounds = 22.68 kg

1 kg = 2.205 pounds

Amount of daily dose prescribed by doctor = 4.4 mg/kg

Total mount of dose = 4.4 mg/kg × 22.68 kg = 99.79 mg

99.79 mg ≈ 100 mg

49.89 mg ≈ 50 mg

So, according to doctor prescription dog should be given half 100 mg tablet in the morning and another half of 100 mg tablet in an evening.

8 0
3 years ago
How did elements get to earth?
mr_godi [17]

the universe formed through the big bang explosion, all of the elements on Earth have been cooked for billions of years in stars and then released in the universe through super- nova explosions.

4 0
2 years ago
If y > z, which of the following equations must be true?
marin [14]

Answer:

I think the answer is y-z>0

8 0
3 years ago
A baseball has a mass of 135 grams and a softball has a mass of 270 grams. In which of the following situations would they have
Sauron [17]
The baseball is thrown twice as fast as the softball in the same direction.
3 0
3 years ago
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