A scientist viewed a bacterial cell under a microscope. The image measured 6.25 mm and the actual cell was 25 µm. Calculate the magnification the scientist used. × 156.25
× 156 250
× 0.25
× 250

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

Helium decays to form lithium. which equation correctly describes this decay?

What type of chemical reaction occurs between silver nitrate (agno3) and copper (cu)? the equation i was given is 2agno3 + cu —> 2ag+ cu(no3)2.