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DerKrebs [107]
3 years ago
15

Consider the equation: 4AI+30² → 2AI²O³ Is this equation balanced? Why or why not?

Chemistry
1 answer:
kakasveta [241]3 years ago
3 0

Answer:

yes it is

Explanation:

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Iron plus lead (||)sulfate react forming iron (||) sulfate plus lead
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Fe + PbSO4 -> FeSO4 + Pb
8 0
3 years ago
What are similarities between global warming and the greenhouse effect
n200080 [17]
The greenhouse effect is rightly called that because greenhouses allow heat to enter, but doesn't allow heat to leave, which warms plants.

On earth however, it's much bigger. Our own atmosphere acts similarly to this; it allows heat in, but doesn't allow it to leave which heats up the planet and causes global warming.
6 0
3 years ago
If 2.5L of solution is diluted to prepare 1.7L of a 0.8M solution, what was the original concentration?
mamaluj [8]

Answer:

0.544 M

Explanation:

First find the moles in the final solution

0.8 mols/L *1.7L

1.36 mols

so there is 1.36 mols in 2.5L

concentration will be 1.36/2.5

0.544 M

5 0
2 years ago
Which 2 elements when combined NOT alloys?
Volgvan

Answer:

Oxygen and sulfur

Explanation:

Alloys consist of metals fused together sometimes with additional components, such as carbon, to prevent metals from corrosion.

Oxygen and sulfur are two compounds consisting of non-metal atoms, O and S. Combining oxygen with sulfur would actually produce sulfur dioxide, a gas, in contrast to a metallic substance that is fused with some other metal or carbon.

That's the reason why combination of sulfur and oxygen wouldn't produce an alloy: it would produce a gas.

6 0
3 years ago
How many molecules are in 4HCl
Mnenie [13.5K]
4 molecules bc the coefficient is 4
8 0
3 years ago
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