¿ Cual es la mayor estructura o caracteristica que tienen las celulas vegetales que no tienen las del animal?

Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove

Did you know that a single bee would have to go to over 2 million flowers to make a single pound of honey?

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f