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Arlecino [84]
2 years ago
11

Consider the reaction below. 2al2o3 → 4al 3o2 what is the mole ratio of oxygen to aluminum? o2:al = :4

Chemistry
1 answer:
charle [14.2K]2 years ago
3 0

Answer:

3/4

Explanation:

2Al2O3 → 4Al + 3O2

Molar ratio of oxygen to aluminum is 3/4.

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Which two atoms would typically form a covalent bond?
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Answer:

two atoms both non metals

Explanation:

because if the bond is formed between atoms with similar electronegativity since covalent bonding is the sharing of electrons

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Which states of matter have particles that move independently of one another with very little attraction?
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True or false.<br> The density of a substance varies with samples of that substance
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Draw the products of the complete hydrolysis of an acetal. Draw all products of the reaction.
jolli1 [7]

Answer: the product is ketone or aldehyde

Explanation:

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8 0
4 years ago
How many grams of glucose, C6H12O6, in 2.47 mole?
statuscvo [17]
First, we need to find the atomic mass of C_{6}H_{12}O_{6}.

According to the periodic table:
The atomic mass of Carbon = C = 12.01
The atomic mass of Hydrogen = H = 1.008
The atomic mass of Oxygen = O = 16

As there are 6 Carbons, 12 Hydrogens and 6 Oxygens, therefore:
The molar mass of  C_{6}H_{12}O_{6} = 6 * 12.01 + 12 * 1.008 + 6 * 16

The molar mass of  C_{6}H_{12}O_{6} = 180.156 grams/mole

Now that we have the molar mass of  C_{6}H_{12}O_{6}, we can find the grams of glucose by using:

mass(of glucose in grams) = moles(of glucose given in moles) * molar mass(in grams/mole)

Therefore,
mass(of glucose in grams) = 2.47 * 180.156
mass(of glucose in grams = 444.99 grams

Ans: Mass of glucose in grams in 2.47 moles = 444.99 grams

-i
6 0
3 years ago
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