2 years ago

HELP PLZ !!!!! !!!!

Chemistry

1 answer:

bezimeni [28]2 years ago

7 0

Answer:

Explanation:

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19E molar/molal Test

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What’s the question lol

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2 years ago

knowing that the reaction of potassium in water is extremely exothermic, what would be the problem with adding a large piece of

anygoal [31]

Answer:

Explanation:

If the reaction is really exothermic (and it is) then the water would spatter all over the place. It would boil off if the container could hold it. It would also react according to the following reaction.

You are talking about a reaction like

2K + 2HOH = 2KOH + H2

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2 years ago

Isotopes of the same element have different numbers of<br> protons<br> electrons<br> neutrons

MrRa [10]

Answer:

Protons and electrons

Explanation:

They have a different number of neutrons giving them a different atomic weight while having the same charge

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2 years ago

A gas has a pressure of 167.1 kPa. What is this pressure in atm?

Aleksandr-060686 [28]

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167100atm

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167.1*1000=167100 atm

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2 years ago

Any two difference between short sightedness and long sightednes

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Explanation:

tala it is also called myopia lekhnu hai

Äni Arko MA it is also called hypermetropia .

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1 year ago