Carbon 14 has a radioactive half-life of 5700 years. If an organism has 10 g of carbon 14 in its body at the time of its death, how much carbon 14 will remain after 5700 years?

An alkaline battery produces electrical energy according to the following equation. zn(s) + 2 mno2(s) + h2o(l) zn(oh)2(s) + mn2o3(s) (a) determine the limiting reactant if 17.5 g zn and 31.0 g mno2 are used. (type your answer using the format ch4 for ch4.) (b) determine the mass of zn(oh)2 produced. _ g

What is the most important factor in determining climates.

How are isotopes of the same element alike?