The reaction of 68.2 gram of O2 with excess of C4H8O produced 27.9 grams of H2O. What is the percent yield if 25.8 g of H2O was actually produced in the lab?

How do forces between particles in gases compare to forces in the other states of matter? o a. the forces in gases are stronger than forces in solids but weaker than forces in liquids. o b. the forces in gases are weaker than forces in solids but stronger than forces in liquids. o c. the forces in gases are weaker than forces in solids and liquids. o d. the forces in gases are stronger than forces in solids and liquids. submit

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery