The diagram shows water molecules as solid ice at 0°C and as a liquid at 25°C. (a) Describe why hydrogen bonds form between water molecules.
Ice
Liquid Water

Match with o for organic and i for inorganic for each compound

The means by which a cell transports large molecules out of the cell is called

Use the drop-down menus to match each part of the scenario to the correct scientific practice. akira records the speed of a reaction without a catalyst and then with a catalyst. akira creates a reaction without a catalyst and repeats the reaction with a catalyst. akira turns in a written lab report to his science teacher. akira wonders, "will adding a catalyst speed up this chemical reaction? " akira writes in his notes that adding a catalyst sped up the chemical reaction because the catalyst lowers the activation energy needed to get the reaction started.