Use the balanced equation [Cu + 2AgNO3 -> 2Ag + Cu(NO3)2] and your calculated percent yield (78.2%) to calculate how many grams of copper you’d need to use in order to produce 2.00 grams of silver? Show your work!

Identify the correct mole ratio for each substance. sodium chloride (nacl) na: cl = 1: ammonium nitrate (nhno) h: o = 4:

The following questions a24 - a26 relate to 100 ml of 0.0150 m solution of benzoic acid (c6h3cooh). ka(c6h3cooh) = 6.4 x 10^-5. what is the ph of the solution after the addition of 1 x 10^-3 moles of naoh? you may assume no volume change to the solution upon addition of the naoh.

One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus