Describe, in your own words, why sugar will dissolve faster in hot tea than it will in cold tea. Be specific in your explanation.

Which of the following processes would you predict to have a positive value for ΔSºreaction? A. 2SO2 (g) + O2 (g) → 2 SO3 (g) B. P4O10 (s) + 6H2O (l) → 4H3PO4 (s) C. 2POCl3 (g) → 2PCl3 (g) + O2 (g) D. 2H2 (g) + O2 (g) → 2H2O (l)

Consider the following reaction between calcium oxide and carbon dioxide: CaO (s) + CO2 (g) →CaCO3 (s) A chemist allows 14.4 g of CaO and 13.8 g of CO2 to react. When the reaction is finished, the chemist collects 22.6 g of CaCO3. a.

A gas has a volume of 590 mL at a temperature of - 55.0 C. What volume will the gas occupy at 30.0 C?

The value of h for the reaction below is - 73 kj how many kj of heat are released

The temperature of a 95.4 g piece of Cu increases from 25.0 °C to 48.0 °C when the Cu absorbs 849 J of heat. What is the specifc heat of Cu

Due to the octet rule carbon can form how many bonds?

What is the percent CdSO4 by mass in a 1.00 m aqueous CdSO4 solution?

A student prepares 150.0 mL of 1.40 M HCl using 35.0 mL of a stock solution. What is the concentration of the stock solution?

True or false? All atoms of the same element have the same atomic mass

Write a balanced equation for the reaction of copper with silver nitrate. According to the balanced equation, what is the mole ratio of silver produced to copper reacted? _ mol Ag produced : _mol Cu created