45 grams of ammonia, NH3, in 0.75 L of solution.

1 answer:

4 0

2.3 moles of sodium chloride in 0.45 liters of solution . necessarile correct ... 0.025 L. (1.3 SF). 45 grams of ammonia in 0.75 L of solution. 45g x 1 mol = 2. demol ... anol x 1,50 = 3 mol NaOH x 40,019 = 120g Naolt.

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• Write the chemical formulae of the following:-

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The chemical formulae of the given compounds are as follows:

Magnesium chloride: MgCl₂
Aluminium chloride: AlCl₃
Calcium oxide: CaO
Calcium carbonate: CaCO₃
Copper nitrate: Cu(NO₃)₂

<h3>Chemical formulae</h3>

A chemical formulae a set of chemical symbols showing the elements present in a compound and their relative proportions in that chemical compound.

The information provided by a chemical formula include: