Dimensional analysis: how many days will it take to earn $160 if your pay is $4.00 per hour?
(assume 8 hour work days)

What is the polyatamic ion of thiosulfate

Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules