Check Your Understanding
Check Your Understanding
Attempt 1 of 2
Identify two characteristics that define a species,
A. Members look exactly like one another.
B. Members have very similar DNA,
VC. Members produce offspring that are also able to reproduce.
OD. Members all live in the same place.

Asample of ammonia reacts with oxygen as shown. 4nh3(g) + 5o2(g) 4no(g) + 6h2o(g) what is the limiting reactant if 4.0 g of nh3 react with 8.0 g of oxygen? o2 because it produces only 0.20 mol of no. nh3 because it produces only 0.20 mol of no. o2 because it produces two times less no than nh3. nh3 because it produces three times more no than o2.

11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same