A 5.95-g sample of AgNO3 (169.9 g/mol) is reacted with BaCl2 according to the equation2AgNO3(aq) + BaCl2(aq) ® 2AgCl(s) + Ba(NO3)2(aq)to give 3.36 g of AgCl (143.3 g/mol). What is the percent yield of AgCl?

Enzyme Pre-Lab Question Part 1: What substance speeds up the rate of a chemical reaction without altering the direction of the reaction and without consumed itself in the reaction? Part 2: What classification of biomolecules do enzymes fall into? Hint: There are only four classifications.

An AV sequential pacemaker produces:

Treatment for Torsades de Pointes is:

On trial, Louis XVI was accused of ________ , and he was ________ in 1793.

1) Analyze the rhythm, 2) indicate the treatment with a pulse and 3) without a pulse.  Treatment must be complete, not just medication.

When Louis XIV revoked the Edict of Nantes in 1685

What is the purpose of internal controls and why are they important?

Type the name of the reaction and write the complete Balanced Molecular Equation below.  Make sure to follow the rules for balancing whole chemical equations.  Must include reactants and products in answer.  Must include subscripts and coefficients when necessary. Unbalanced Molecular Equation Name the Reaction Type Complete Balanced Molecular Equation (must include reactants and products; must include subscripts and coefficients when necessary) Rb2CO3 –> [G] [H] –> [I] reactant answer –> product answer

Identify the following compounds as acid, base, conjugate acid, or conjugate base. [A]                                      [B]                                                                       [C]                                        [D]