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mina [271]
3 years ago
9

1. How many MOLECULES are contained in 80.0 grams of sodium hydroxide?

Chemistry
1 answer:
Anna11 [10]3 years ago
6 0

Answer:

2 molecules

Explanation:

In 80 grams there will be 2 molecules of NaOH, so mass of Sodium would be 23 x 2 = 46g.

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which term is used when sugar is completely dissolved in water                                                                 
GaryK [48]
The term which is used is homogeneous.
when sugar is completely dissolved in the water, the mixture or solution homogeneous, both in same phase and same uniform texture that is liquid.
There two types of mixtures are heterogeneous and homogeneous in different phases.
If sugar is not completely dissolved in water and you see the crystals of sugar in water, then the solution will be heterogeneous.
3 0
4 years ago
The next 3 questions will walk you through using the Henderson-Hasselbalch equation for the following question. For each step pr
kicyunya [14]

Answer:

<em>The pKa is 13.0.</em>

Explanation:

pKa + pKb = 14

Given, Kb of trimethylamine = 6.3 × 10^{-5}

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<u>pKa = 13.0</u>

<em><u></u></em>

<em>Check: For most weak acids,  pKa ranges from 2 to 13.</em>

8 0
3 years ago
Which element can be identified as having 16 protons?
Radda [10]

Answer:

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7 0
3 years ago
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4 0
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The metal skewer gets so hot that you drop your marshmallow in the campfire because of​
Gnesinka [82]

Answer:

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