1. Write chemical reaction of burning of magnesium

Chemistry

1 answer:

shtirl [24]2 years ago

4 0

Answer:

1.Mg+O2.......MgO2

Explanation:

2.Very reactive towards halogens and reacts with water at room temperature. 3, Magnesium oxide is a simple basic oxide. 4.It will react with water to form magnesium hydroxide which is a base turning red litmus to blue 5.should be white. hope it helped. I help people although when I post a question it is left unanswered and then gets answers after two days when I don't really need it

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3. Matter with a composition that is always the same is a(n)<br> substance<br> mixture<br> compound

Andre45 [30]

Answer:

substance

Explanation:

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3 years ago

I need help solving this chemistry question

Arturiano [62]

Answer:

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2 years ago

How much potassium chloride is needed to make 0.500 m solution with 1.50 L of water?

Andrew [12]

Answer:

55.9 g KCl.

Explanation:

Hello there!

In this case, according to the definition of molality for the 0.500-molar solution, we need to divide the moles of solute (potassium chloride) over the kilograms of solvent as shown below:

$m=\frac{mol}{kilograms}$