Chemistry

  Gas Law Practice Exam 1 atm = 101.3 kPa             R = 8.31            K = oC  +  273 (convert all temperatures to Kelvin!!!!)    Identify the gas law needed to solve the following problems and then use it to solve

  Ideal Gas Airbags Lab (Home Version and Alternative Assignment) Airbags were mandated as a piece of safety equipment for all vehicles in 1998. All cars and trucks are required to have airbags on both driver and passenger sides. Many

  Conversions 1 ounce (oz) = 28.35 grams (g); 1 kilogram (kg) 1000 grams (g); 1 pound (lb) 16 ounces; 365 days (d) = 1 year (yr) Approximately 40 billion kilograms of sulfuric acid, H2SO4 is produced annually in the

  Name the following acids and bases: HF  =  _________________________ H2SO3 = _______________________ NaOH =________________________ HNO3 = ________________________ H2S = __________________________ KOH = _________________________ H2CrO4 = _______________________ H3PO3 = ________________________ Give the conjugate base of the following acid: HCl =

  1. Predict: In the Gizmo warm-up, you saw how 200 g of 90 C copper transfers heat to 200 g  of 30.0 C water.  A. How do you think increasing the waters mass would affect the final temperature? 

DIRECTIONS : PLEASE CAREFULLY READ ALL QUESTIONS AND ANSWER ALL QUESTIONS.  OUTLINES ARE ATTACHED TO THIS POST AS A REFERENCE DUE TODAY: @ 6:00PM EASTERN STANDARD TIME 1.) The equilibrium constant of an uncatalyzed reaction Keq is 0.5. If an

Is the United States of America a democracy? Detailed Outline: -Introduction (2-3 Paragraphs): Define and discuss the criteria for democracy. What does a country need to be democratic? -Thesis Statement (1 Paragraph): Clearly state whether or not you think America

The main idea of the experiment is to observe that enthalpy change for a reaction is the same whether the reaction is carried out directly in 1 big step or in a few smaller steps added together.  When you get

CHEMISTRY HW HELP!  H+ concentration, M  Electrical potential, mV  0.1  284.2  0.01  244.7  0.001  199.2  1 x 10-4  157.6  1 x 10-5  134.0  1 x 10-6  120.5  1 x 10-7  115.4  Saline  158.2  1.) Calculate the pH of each of

CHEMISTRY HW HELP!  H+ concentration, M  Electrical potential, mV  0.1  284.2  0.01  244.7  0.001  199.2  1 x 10-4  157.6  1 x 10-5  134.0  1 x 10-6  120.5  1 x 10-7  115.4  Saline  158.2  1.) Calculate the pH of each of