In the reaction k2cro4(aq)+pbcl2(aq)-> 2kcl(aq)+pbcro4(s), how many grams of pbcro4 will percipitate out from the reaction between 500.0 of 3.0 m of k2cro4 in an excess of pbcl2

Zinc + lead(ii) nitrate yield zinc nitrate + leadwhat's the chemical equation for this?

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?

A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction