How many significant figures are in each of the following measurements? a. 30 040 g
b. 0.663 kg
C. 20.05 mL
d. 1500. Mg
e. 0.0008 m

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

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

Which statement names the physical property of wood a. wood is softer than coal b. wood does not rust c. wood can rot d. wood can burn