Calculate the molarity of a KCl solution if 37.3 g of KCl are dissolved in water to give a

final solution volume of 500 ml.

At 488 mm Hg, a sample of nitrogen gas occupies 609 mL. What volume does the gas occupy if the temperature remains constant and the pressure increases to 757.8 mm Hg? Select one: a. 392 b. 607 c. 0.00529 d. 1000

What shape would a molecule with two bound groups and two lone pairs have? A. Trigonal pyramidal B. Tetrahedral C. Linear D. Bent

A reaction in which one element replaces another on a compound or in which two elements in different compounds trade places is called a (n)

What color does potassium burn

How many grams of CO2 are in 14 mol of the compound?

Which of the following requires an oxidizing agent? Al yields Al3+ 2 O yields O2 Cl2 yields 2 Cl- Ag + yields Ag

If a color change occurs when two solutions are mixed has a chemical reaction likely occurred?

Using the following thermochemical data, what is the change in enthalpy for the following reaction? Ca (OH) 2 (aq) + 2HCl (aq) → CaCl2 (aq) + 2H2O (l) CaO (s) + 2HCl (aq) →CaCl2 (aq) + H2O (l), ΔH = - 186kJ CaO (s) + H2O (l) →Ca (OH) 2 (aq), ΔH =

1. Calculate the end velocity of a rocket that traveled 16km in 2 seconds. distance time 2. Calculate the rockets acceleration m with a start velocity of 0m/s and the end velocity from #1 for 10 seconds.

How are linear and nonlinear graphs alike