VBr2+MgO—>MgBr2+ VO 5 grams of verz react in the above reaction to produce 0.96 grams of VO. What is the percent yield

Given sno2 + 2h2 - sn + 2h20 tin oxide reacts with hydrogen to produce tin and water. how many moles of sno2 are needed to produce 500.0 grams of sn?

4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has:

Which compound most likely has the greatest bond energy?