What is the final temperature
Suppose that 26 g of each of the following substances is initially at 29.0degrees C. What is the final temperature of each of the following substances upon absorbing 2.35 kJ of heat?
a. gold
b.silver
c.aluminum
d.water
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Draw three simple molecules that illustrate the geometry of each states.Define" reduction" with reference to organic reactions.
Which reactant is the limiting reagent and which is the excess reagent?
A solution of 4.93 g of a carbohydrate in 100.0 g of water has a density of 1.017 g/mL and an osmotic pressure of 3.36 atm at 20.0 degrees C. Calculate the molar mass of the carbohydrate?
Use Planck"s constant (h = 6.6260755 x 10-34 J-s) to determine the Energy or frequency for electromagnetic waves: E = h. Describe the photoelectric effect.
What is the conjugate base of hydrazoic acid? For any general weak acid, HA, HA(aq) + H2O(l) H3O+(aq)+ A-(aq) and Ka = a) What is the conjugate base of HA?
How to distinguish the difference between oxidizing agent and reducing agent?
Calculate the surface area of an atom with a radius of 0.15 nm and a mass of 100 amu"s.
Suppose the rate of discount is 5 percent, 6 percent, 7 percent, or 8 percent. Suppose that you would rather have $425 in one year instead of $400 today. Also, you would rather have $400 today instead of $445 in two years. What is the rate of disc
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