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REY [17]
3 years ago
7

Name the following : [Ni(NH3) 4(H2O)2(NO3)2​

Chemistry
1 answer:
Korolek [52]3 years ago
5 0

Answer: oxidation state of the transition metaliii

Explanation:

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3 0
2 years ago
What is the hydrogen ion concentration of a solution with a pH 5? *
nekit [7.7K]

Answer:

In the same way, a solution with a pH of 5 contains 10-5mol/l of hydrogen ions, a solution with a pH of 6 contains 10-6mol/l of hydrogen ions, while the solution with a pH of 7 contains 10-7mol/l of hydrogen ions.

Explanation:

5 0
3 years ago
How many grams of calcium carbonate, CaCO3, contain 48 grams of oxygen atoms?
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Answer:

(40 g O) / (15.99943 g O/mol) x (1 mol CaCO3 / 3 mol O) x (100.0875 g CaCO3/mol) =  

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So answer D), although three significant digits are not justified.

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7 0
2 years ago
2. The smaller numbers in the image below
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Explanation:

The smaller numbers in the image below represents the <u>subscripts</u>.

3 0
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Which of these is an example of a physical change?
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