Dinitrogen oxide (or nitrous oxide), N2O, also known as laughing gas, is widely used as an anesthetic in dentistry.

a. How many grams are in localid="1653463981976">1.50molesof dinitrogen oxide?

b. How many moles are in localid="1653463992855" 34.0gof dinitrogen oxide?

Short Answer

Expert verified

(a) The 66g is in 1.50moleof dinitrogen oxide

(b) The 0.772moleare in 34gof dinitrogen oxide

Step by step solution

01

Part (a) Step 1: Given information  

We need to find the mass in 1.50moleof dinitrogen oxide

02

Part (a) Step 2: Simplify 

We know that

A mole is equal to molar mass

And molar mass of dinitrogen oxide is,44g/mol

Therefore, the mass in 1.50moleof dinitrogen oxide is,44gmol×1.5mol=66g

03

Part (b) Step 1: Given information   

We need to find the no. of moles in 34gof dinitrogen oxide

04

Part (b) Step 2: Simplify 

We know that

A mole is equal to molar mass

And molar mass of dinitrogen oxide is, 44g/mol

Therefore, the no. of moles in 34gof dinitrogen oxide is,34g44gmol=0.772mol

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