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You make a solution using a solute (5g) in water (total volume 100ml). The molar mass of the solute is 110 g/mol.
What is the molarity?
What is the concentration reported as % by mass?
a laboratory analysis showed that a silt loam soil contained 4 meq naper 100g soil. soil ph 8.7 and cec 15 meq100g
What mass of sucrose C 12 H 22 O 11 must be mixed with 543 grams of H 2 O to make a solution with an osmotic pressure =8.00 atm at the temperature of 12 degree celsius?
The following molecular equation represents the reaction that occurs when aqueous solutions of silver nitrate and aluminum chloride are combined.
Identify each of the following as a homogeneous or heterogeneous equilibrium: a)CO(g)+H2(g) C(s)+H2O(g). b)NH4Cl(s) NH3(g)+HCl(g). c)CS2(g)+4H2(g) CH4(g)+2H2S(g). d)Br2(g)+Cl2(g) 2BrCl(g).
Compound A has a solubility of 18 grams per 100. grams of water at 25*C. Cooling a saturated 200. gram solution of a compound A from 84*C to 25*c results in a precipitation of 22 grams of the compound. Calculate the solubility of compound A at 84 ..
Calculate the heat released (kJ) in the reaction of 2.20 g of sulfur dioxide gas and excess oxygen gas to form sulfur trioxide gas
(a) Derive the Cu2+ hydroxide solubility diagram given in class. Show your derivations for the lines and then plot the lines and include the solubility or CT,Cu as a function of pH (a log C - pH diagram)
Derive a frequency response curve for a low-pass RC filter in which R= 2.5 kohms and C = 0.015 F. Cover a range of (Vp)0/(Vp)1 of 0.00I
Li2S is pictured n the text on .553. The length of the unit cel i 5.88 x 10^2 pm. For this structure determine: the coordination numbers of Li + and S2-
question a 1.5 gram sample of a gaseous hydrocarbon has a volume of 820 ml when measured at 227 degrees celcius and
Which one of these, E1, addition of H-X to alkenes, SN2, SN1, or acid catalyzed hydration of alkenes, does not have a reactive intermediate carbocation and why
How many liters of oxygen gas must be added at constant temperature and pressure if you need a total of 1.72 mol of oxygen gas in the vessel
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