IF CORRECT ILL GIVE BRAINLIEST My favorite student mixes a white solid and a clear liquid together. Which observations are evidence that a chemical reaction has occurred?

A. The mixture begins to bubble and fizz
B. The solid disappears into the liquid
C. The mixture begins to smoke
D. The mixture becomes orange

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.

Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride

Ajet plane is speeding down the runway during takeoff. air resistance is not negligible. identify the forces on the jet.