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tigry1 [53]
2 years ago
9

A(n) _____ may be defined as a compound which contributes hydroxide ions or increases the OH- concentration when dissolved in wa

ter.
salt
base
ester
acid
Chemistry
2 answers:
erica [24]2 years ago
6 0

Answer:

Base

Explanation:

Bases on dissolving with water release hydroxide ions

Take a example of Sodium hydroxide

  • NaOH+H_2O-->Na_0+OH-
yulyashka [42]2 years ago
5 0

Answer:I think base

Explanation:

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Imagine that you helped to discover a new element; A=302;Z=119. How many protons, electrons, and neutrons are in each atom it th
oee [108]

Explanation:

Given that,

Mass number, A = 302

Atomic number, Z = 119

We know that, atomic number = no of protons

Protons = 119

Mass no. = No. of neutrons + No. of protons

302 = No. of neutrons + 119

No. of neutrons = 302 - 119

= 183

No. of electrons = No. of protons

= 119

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3 years ago
an isotope of cesium (cesium-137) has a half-life of 30 years if 1.0g of cesium-137 disintegrates over a period of 90 years how
Juliette [100K]
The answer is after 3 half lives
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3 years ago
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Xelga [282]

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sergeinik [125]

Answer:

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Explanation:

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3 0
2 years ago
*SCIENCE*
Slav-nsk [51]

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Explanation:

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3 years ago
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