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pychu [463]
3 years ago
14

Which molecule among these is polar? NH3 BCl3 O2 NO3

Chemistry
1 answer:
Readme [11.4K]3 years ago
5 0
The answer is NH3. I hope this helped!


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PLEASE HELP ME Which of the following is a Brønsted-Lowry base but not an Arrhenius base?
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3 years ago
What is the mass of 99.0 L of NO2 at STP?
vekshin1

Mass of NO₂= 203.32 g

<h3>Further explanation</h3>

Given

99.0 L of NO₂

Required

Mass of NO₂

Solution

Conditions at T 0 ° C and P 1 atm are stated by STP (Standard Temperature and Pressure). At STP, Vm is 22.4 liters / mol.

So mol NO₂ :

= 99 : 22.4

= 4.42

Mass :

= mol x MW

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= 203.32 g

7 0
3 years ago
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