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A small amount of sugar is added to a clear liquid. If the sugar dissolves, it would indicate that the liquid had either no solute or was
a. unsaturated
b. saturated
c. super saturated
d.miscible
A sample of a gas weighs 2.006 g and has a volume of 1060.0 mL at 795.0 torr and 32.0 degrees Celsius. What is its molar mass?
Deduce the structure of the molecule that is composed of carbon, hydrogen and oxygen with a MS molecular mass peak value of 100 and molecular peak values of m/z = 29, 43, 57, 71, 100
AgI is more soluble in ammonia than in pure water. Calculate molar solubility of AgI in 0.80 M NH3 solution. Ksp(AgI)=8.5*10^-17, Kf=1.6*10^7 for Ag(NH3)2.
When visible light passes through a solution of nickle(2) sulfate, a green solution results. a. What are the spin-allowed transitions responsible for this color
During the reaction A+B to C, reagant B was held in excess at a concentration of 0.150 M. The order of B was 1. Next, by plotting collected data as ln [A] vs. time, a straight line was made with slope= -0.3045
Nitrosyl bromide, NOBr, is 34 percent dissociated at 25 deg. C and the total pressure is 0.25 atm. Calculate kp and kc for the dissociation.
Calculate the molar solubility of copper(II) sulfide in each liquid or solution. (See the table.) (a) pure water M (b) 0.43 M CuCl2 M (c) 0.17 M K2S M
groundwater containing 60 mgl of co2 at 10oc is pumped through a spray nozzle aerator and the co2 concentration is
the diameter of a carbon atom is 1.54 A. (a) express this diameter in picometers. (b) how many carbon atoms could be aligned side byside across the width of a pencil lime that is 0.20 mm wide
Two types of electrochemical cells which are based on thermodynamic principles can be described. Which of the following statements about these cells is correct
Samantha Muir dissolved 0.31 grams of KHP in 25.0 ml of water. She found out that it required 15.5 ml of NaOH to reach the endpoint of titration. How many moles of the acid, KHP, were orinignally present before the addition of the base
Calculate (a) the kilograms of water per minute needed to remove the sulfur dioxide assuming that the exit water is in equilibrium with the entering gas and (b) the ratio of the water stream to the gas stream. The Henry's law constant for sulfur d..
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