How does the state of matter affect the speed of sound

Balance the equations below by adding coefficients. Enter a number in each blank, entering "1" when necessary. 1. CO2 → C+O2 ___CO2 →___ C + ___O2 2. Fe2 + O2 → FeO ___Fe2 + ___O2 →___ FeO 3. Al + CuO → Al2O3 + Cu ___Al + ___CuO →___ Al2O3 + ___Cu

Increasing which factor will not increase the rate of a chemical reaction? A. surface area B. product C. heat D. concentration of reactants

If I have an unknown quantity of gas at a pressure of 50.65 kPa, a volume of 25 liters, and a temperature of 300 K, how many moles of gas do I have?

Consider two solutions made using water as the solvent: 1.0 m CaCl2 and 3.0 m sucrose. Describe how the osmotic pressures of these two solutions compare. Explain why this is true.

In class we r doing elements im doing gold and i need a surer hero name for gold it has to have gold in its name

A rectangular block of lead (Pb) measures 20.0 mm X 30.0 mm X 45.0 mm. If the density of Pb is 11.34 g/cm3, calculate the mass of the block

1. What is the name of TiSe

What pressure is exerted by 0.750 mol of a gas at 0 °C and a volume of 5 L? 2.1 atm 3.4 atm 4.98 atm 760 atm

8) What is the molarity (M) of an aqueous solution containing 22.5 g of sucrose (C12H22011) in 35.5 mL of solution? A) 3.52 M B) 1.85 x 10-2M C) 0.104 M D) 0.0657 M E) 1.85 M

D5W is a solution used as an intervenous fluid. It is 5.0% by mass solution of the dextrose (C6H12O6) in water. if the density of D5W is 1.029 g/ml. Calculate the molarity of the dextrose in the solution.