1. A messa forms in the desert A. Wind
B. Water
C. Ice
2. A canyon forms
A. Wind
B. Water
C. Ice
3. A U- shaped Valley formed.
A. Wind
B. Water
C. Ice

Find the empirical formula of each of the following compounds. given mass or for each element in a sample of the compound 3,611 g ca; 6.389 g c1

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?

The excretory system,need answers for all: )