Diethyl ether is produced from ethanol according to the following equation: 2ch3ch2oh(l) → ch3ch2och2ch3(l) + h2o(l) calculate the percent yield if 65.2 g of ethanol reacts to produce 17.2 g of ether.

Mrs. smith ordered a root beer float (vanilla ice cream + root beer). mrs. smith noticed that the three states of matter (solid, liquid, and gas) all existed simultaneously in her root beer float. a. identify each phase of matter in the root beer float. b. describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? ) c. identify one phase change you would see in a root beer float and described what causes this change.

What three things determine the shape and size of a puddle when water is poured out onto a surface

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!