February 27, 2017

Homework Help: Chemistry 130

Posted by Jessie on Tuesday, September 8, 2009 at 1:22pm.

Can someone please help me with these questions?
1 (7). Rank the following in order of increasing radius based on their positions on the periodic table: S, S-2, Cl
a. S, S-2, Cl
b. S-2, Cl, S
c. Cl, S, S-2
d. Cl, S-2, S
e. S, Cl, S-2

6 (16). Methane burns in oxygen according to the following equation:
CH4(g) + 2O2(g) „³ CO2(g) + 2H2O
What is the mass of CO2 produced when 3.4 grams O2 reacts according to the above equation?
a. 4.7g
b. 4.9g
c. 2.3g
d. 9.4g
e. 0.74g

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions