Question 2
How many moles of CaBra are there in 5.0 grams of CaBrz? SHOW WORK!
a
1.0 x 103 mol
b
2.5 x 10-2 mol
4.2 x 10-2 mol
4.0 x 10'mol
3.0 x 1024 mol
Oe

Asample of neon occupies a volume of 375 ml at stp. what will be the volume of neon if the pressure is reduced to 90.0 kpa? a. 422 ml b. 422 l c. 333 ml d. 333 l

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?