The isomers butane and methylpropane differ in their 1) mo; ecular formulas 2) structural formulas 3) total number of atoms per molecule 4) total number of bonds per molecule

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest

Mercury turns to vapor at 629.88 k how much heat is lost 175 g of mercury vapor at 650 current condenses to a liquid at 297 ca mercury turns to weber at 629.88 kelvin how much he is lost 175 g of mercury vapor and 650 coming condensers to liquidate 297 kevin