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elena-s [515]
3 years ago
5

What is an example of reactivity?

Chemistry
1 answer:
Liula [17]3 years ago
4 0

Answer:

B

Explanation:

Brass tarnishing

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2. Write a balanced chemical equation from the following descriptions.
Kitty [74]

Answer:

AgNO3 + NaCl ---> AgCl + NaNO3

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A children's liquid medicine contains 100mg of active ingredient in 5 mL. If a child should receive 200 mg of the active ingredi
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In this question, you are given the liquid medicine concentration (100mg/5ml) and the doses of the medicine that must be taken(200mg). You are asked how much ml of the drug needed. Then the calculation would be:

Volume of drug needed= doses of the drug / drug concentration
Volume of drug needed= 200mg / (100mg/5ml)= 10ml

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2 years ago
When an acid reacts with a base what compounds are formed?
vazorg [7]
It's usually water and a type of salt take the reaction between hydrochloric acid and sodium hydroxide HCl(aq)+NaOH(aq) yeilds NaCl(aq) and H2O(l) 
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3 years ago
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What is the change of an atom of one element (atom) to an atom of different element called?
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Nuclear transmutation is the conversion of one chemical element or isotope into another. In other words, atoms of one element can be changed into atoms of another element by transmutation.
6 0
3 years ago
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What is the overall charge of the compound frbr
sammy [17]

Answer:

Zero  

Explanation:

FrBr is an ionic compound .

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The charges on the ions are +1 and -1, respectively.

The compound consists of Fr⁺Br⁻ ions.

However, there are equal numbers of + and - charges, so

The overall charge of the compound is zero.

5 0
3 years ago
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