Whereas asteroids are compromised primarily of (Blank), comets are compromised primarily of.

A. Rocky material; icy material

B. permafrost; molten rock

C. icy material; rocky material

D. Dark cloud; planetary fragmetns

1. Baking soda and vinegar combined * 1. Bubbles form 2. Change of state 3. No new substance formed 4. Smell produced 5. New substance forms It's multiple choice

A gas evolved during the fermentation of glucose has a volume of 0.78L at 20.1C and 1 atm. What is the volume of this gas if the temperature changes to 40C and 1.2 atm?

A 0.8kg object displaces 500ml of water what is its specific gravity

If 4.56 g of CuNO 3 is dissolved in water to make a 0.400 M solution, what is the volume of the solution in milliliters?

For the following reaction, it is found that doubling the amount of A causes the reaction rate to quadruple. Doubling the amount of B has absolutely no effect on the rate. What is the best rate law equation for this reaction? A + B 2C

What is the concentration of an acid with a pH of 2?

g Assuming that the specific heat of the solution is 4.18 J / (g⋅∘C), that its density is 1.00 g/mL, and that the calorimeter itself absorbs a negligible amount of heat, calculate ΔH in kilojoules for the reaction.

Calculate the percent ionization of 0.0075 m butanoic acid (ka = 1.5 x 10-5) in a solution containing 0.085 m sodium butanoate.

A gas has a volume of 5.0 L at a pressure of 50 KPa. What happens to the volume when the pressure is increased to 125?

What is the molar mass of Fe2Br3? 1.35 x 10^2 g/mole 3.27 x 10^2 g/mole 3.51 x 10^2 g/mole 8.14 x 10^2 g/mole