Cliffs AP Chemistry, 3rd Edition
Gravimetrics Key Terms Words that can be used as topics in essays: accuracy atomic theory density empirical formula extensive pr ...
Measurement Terms SI (International System) Multipliers Multiple Prefix Symbol 1012 tera T 109 giga G 106 mega M 103 kilo k 102 ...
SI Derived Units (continued) lumen lm cd ⋅sr lux lx lm/m^2 newton N kg ⋅m ⋅sec–2 pascal Pa N/m^2 = kg ⋅m–1⋅sec–2 ohm Ω V/A = kg ...
Samples: Multiple-Choice Questions A popular Bourbon whiskey is listed as being “92 Proof.” The liquor industry defines “Proof” ...
A sample of a pure compound was found to contain 1.201 grams of carbon, 0.202 grams of hydrogen, and 7.090 grams of chlorine. W ...
Step 3: Look for elements that appear only once on each side of the equation but in unequal numbers of atoms. Balance these elem ...
Given the two amounts of starting materials, you discover that you can make a maximum of 0.125 mole of Ba 3 (AsO 4 ) 2 , because ...
First change all the grams to moles: 32.0 grams of O 2 = 1.00 mole 32.0 grams of CH 4 = 2.00 moles 32.0 grams of SO 2 = 0.500 mo ...
An oxide is known to have the formula X 2 O 7 and to contain 76.8% X by mass. Which of the following would you use to determine ...
10. A freshman chemist analyzed a sample of copper(II) sulfate pentahydrate for water of hydration by weighing the hydrate, heat ...
In choice C, because all masses are being measured on a consistently wrong balance, the faulti- ness does not matter in the fina ...
12. Element Q occurs in compounds X, Y, and Z. The mass of element Q in 1 mole of each compound is as follows: Compound Grams of ...
14. Which of the following would have an answer with three significant figures? A. 103.1 + 0.0024 + 0.16 B. (3.0 × 104 )(5.022 × ...
Samples: Free-Response Questions A student performed the following experiment in the laboratory: She suspended a clean piece of ...
Step 2:Write a balanced chemical equation that describes the reaction. silver + chlorine gas yields silver chloride. 22 Ag s^h+C ...
(c) (2) Restatement: Effect on the empirical formula if the silver strip had not been dried thoroughly after being washed free o ...
(c) Restatement: Compound F = CxHyGzor CxHyClz? C H Clxy z+++O 2 __ggii"CO 2 H O 2 ^,h Cl 2 _gi 2 19.?. .?gg+++"3 88g0 80ggClg 2 ...
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Thermochemistry Key Terms Words that can be used as topics in essays: adiabatic Hess’s law calorimeter internal energy endotherm ...
∆E= ∆H– RT∆n= ∆H– P∆V= q + w ∆H= ∆E + ∆(PV) = q – w + P∆V w= −P∆V= −nRTlnV V i f Done on a system Done by a system Work, w +w −w ...
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