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adoni [48]
3 years ago
14

Como purificar a agua

Chemistry
1 answer:
hichkok12 [17]3 years ago
5 0

Answer:

Usando un purificador que se hace con filtros

Explanation:

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3 years ago
A. what mass of chromium would be produced from the reaction of 57.0 g of potassium with 199 g of chromium (ii) bromide accordin
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2 K + 1 CrBr2 yield 2 KBr + 1 Cr

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4 years ago
How many moles are in 3.45 g of Na2O?Round your answer to three significant
Neporo4naja [7]

Answer: There are 0.056 moles present in 3.45 g of Na_{2}O.

Explanation:

Given : Mass = 3.45 g

Moles is the mass of substance divided by its molar mass.

Hence, moles of Na_{2}O (molar mass = 61.98 g/mol) is as follows.

Moles = \frac{mass}{molar mass}\\= \frac{3.45 g}{61.98 g/mol}\\= 0.056 mol

Thus, we can conclude that there are 0.056 moles present in 3.45 g of Na_{2}O.

6 0
3 years ago
Justify water is compound
Delvig [45]
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5 0
3 years ago
A student added magnesium hydroxide to a solution of hydrochloric acid. What is the
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bleh

Explanation:

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so uh pretty sure Mg(OH)2(s) + 2HCl(aq) → 2H2O(l) + MgCl2(aq) b.

correct me if im wrong <3

6 0
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