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lorasvet [3.4K]
3 years ago
6

NH4, C032. OH", and PO43- are all examples of

Chemistry
2 answers:
LekaFEV [45]3 years ago
4 0

Answer:

the popultion of it

Explanation:

Dvinal [7]3 years ago
4 0

Answer:

polyatomic ions

Explanation:

:)

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U have a lead ball with a mass of 420 g. The density of lead is 10.5 g/cm3. What is
salantis [7]

Answer:

40 cm^3

Explanation:

10.5 = 420 / x

x= 40

7 0
3 years ago
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Because copper is a metal, it is what?
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3 years ago
Apply the appropriate word to the definition indicated please! Not all words have to be used
sertanlavr [38]
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4 years ago
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NH3 is a weak alkali that does not dissociate fully into its solution. Which of the following is true about NH3?
NemiM [27]

Answer:

Answer:

B. It's dissociation is a reversible reaction

Explanation:

NH3 is a weak alkali that does not dissociate fully into its solution. Only parts of the ammonia takes part in the dissociation process.

NH3 + H20 —> NH4+ + OH-

This dissociation is reversible which means the reactants can be formed from the product gotten from the dissociation

It has a high pH due to its basic nature. It also has a Low concentration of H+ ions and not all the OH- ions are released.

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3 years ago
What volume of 0.75M KCl is needed to make 40.0mL of 0.500M solution? (10 Points)​
AlexFokin [52]

Answer:

100mg

Explanation:

5 0
3 years ago
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