Ch 9 Section 1 Review Page 311 #4-5

download report

Transcript Ch 9 Section 1 Review Page 311 #4-5

Ch 9 Section 1 Review Page 311 #4-5

Br

2

+ Cl

2 

2 BrCl

• Page 311 #4a. How many moles of BrCl form when 2.74 mol Cl Br 2 ?

2 react with excess

Br

2

+ Cl

2 

2 BrCl

• Page 311 #4b. How many grams of BrCl form when 239.7 g Cl Br 2 ?

2 react with excess

Br

2

+ Cl

2 

2 BrCl

• Page 311 #4c. How many grams of Br 2 are needed to react with 4.53 x 10 25 molecules Cl 2 ?

2C 2 H 2 (

g

) + 5O 2 (

g

)  2H 2 O(

g

) 4CO 2 (

g

) + • Page 311 #5a. If 15.9 L C 2 H 2 react at STP (Standard Temperature and Pressure), how many moles of CO 2 are produced? (Hint: At STP, 1 mole = 22.41 L for any gas.)

2C 2 H 2 (

g

) + 5O 2 (

g

)  2H 2 O(

g)

4CO 2 (

g

) + • Page 311 #5b. How many milliliters of CO 2 (density 1.977 g/L) can be made when 59.3 mL O 2 (density = 1.429g/L) react?