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scZoUnD [109]
2 years ago
14

Mention 3 types of making bases​

Chemistry
2 answers:
Setler79 [48]2 years ago
8 0

Answer:

Preparation of Bases

By the direct union of a metal with oxygen Some metals when heated in air or oxygen form the oxides of the metals. ... By the action of water or steam on some active metals Some active metals like sodium and potassium react with cold water to form hydroxides with the evolution of hydrogen gas.

Pavlova-9 [17]2 years ago
3 0
On the basis of acidity bases can be classified into three types: monoacidic, diacidic and triacidic.
Sodium hydroxide: NaOH
Potassium hydroxide: KOH
Calcium hydroxide: Ca(OH); 2
Rubidium hydroxide: RbOH
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5.40 g B determine the number of atoms
sdas [7]
Atomic mass Boron ( B ) = 10.811 u.m.a

10.811 g -------------- 6.02x10²³ atoms
5.40 g ----------------- ?? atoms

5.40 x ( 6.02x10²³) / 10.811 =

3.0069x10²³ atoms
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3 years ago
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2 years ago
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irina1246 [14]

Answer:

A

Explanation:

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7 0
3 years ago
How much power is used if a force of 54 newtons is used to pull a wagon a distance of 10 meters in 6 seconds? 3,240 W 90 W 32.4
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3 years ago
Read 2 more answers
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tankabanditka [31]

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Explanation:

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