If a 74.0 mL sample of gas exerts a pressure of 0.311 atm at 16.3 Celsius. What volume will the gas occupy at STP?

Calculate the mass percent of hydrogen in methyl acetate

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

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: