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3 years ago

What do you call a compound that is combined physically but not chemically

Chemistry

1 answer:

SashulF [63]3 years ago

3 0

A mixture is when two or more substances are present together but are not chemically combined.

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54578 meters per second into miles per hour

xxMikexx [17]

Answer:

54578 mps - 122087.51 mph

Explanation:

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3 years ago

Nuclear energy is an alternate energy source produced from atomic reactions.

soldier1979 [14.2K]

True true true true true true

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4 years ago

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Please help !!!

stiv31 [10]

Answer:

2KClO3 》》2KCl +3O2

C+ O2》》CO2

number of C moles

Required O2 moles (According to the mole ratio )

Relevant to the first equation, find the moles the KClO3, which is used to produce that amount of O2 moles

Now you can find the mass of KClO3

I mentioned the useful steps which can guide you to get the answer.

Explanation:

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3 years ago

Under what conditions of temperature and pressure is the behavior of real gases least like that of ideal gases

Rus_ich [418]

High temperature and low pressure<--Most likely

Low temperature and high pressure<----Less likely.

So the answer to this is Low temperature and high pressure.

4 0

4 years ago

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Question 11 (10 points)

andrey2020 [161]

Answer:

The correct answer is option a.

Explanation:

When aluminum hydroxide reacts with of nitrous acid it gives of aluminum nitrite and of water.

$Al(OH)_3+3HNO_2\rightarrow Al(NO_2)_3+3H_2O$

According to above reaction ,when 1 mole of aluminum hydroxide reacts with 3 moles of nitrous acid it gives 1 mole of aluminum nitrite and 3 moles of water.

Hence, the correct answer is option a.

4 0

4 years ago