Consider the following chemical equation: NH3 + 02 - NO + H20
The equation is unbalanced. Which of the following is the correct balanced equation?
OA NH3 + 202 -- NO + 6H20
О В. 4NH3 +502 - ANO + H20
OC 4NH3 - 502 - ANO 6H20
OD. NH3 +502 -- NO + 6H20

Empty box + box + empty box fill in the box is equal to 30 how

Marcus and cody both leave the park at the same time, but in opposite directions. if cody travels 6 mph faster than marcus and after 4 hours they are 64 miles apart, how fast is each traveling? solve using rare times time = distance.

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)