. Which is not used in integrated pest management?

synthetic pesticides
natural ladybugs
viruses
bacteria

Which atom or ion is the largest? 0 a. 0 0 0 0 e. li

The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?