Which of the following is a unit of heat? 1. Fahrenheit 2. Energy 3. Joule 4. Celsius

A 40.0 g drinking glass is filled with hot liquid. The liquid transfers 1,000. J of energy to the glass. If the temperature of the glass increases by 50.0 degrees Celsius, what is the specific heat of the glass?

A weak acid, HF, is in solution with dissolved sodium fluoride, NaF. If HCl is added, which ion will react with the extra hydrogen ions from the HCl to keep the pH from changing? A, OH- B, Na+ C, F- D, Na- E, None of these

What is the concentration of a solution made by diluting 85 ml of 6.0 m hcl to a final volume of 750 ml?

For a fixed amount of gas at a fixed volume, what will happen if the absolute temperature is doubled?

Which of the following is the main disadvantage to using fossil fuels? A. Pollution B. Radioactive waste C. High cost D. Limited technology in development

How can you tell if the content on a website is modified regularly?

How many atoms are in 0.6 mol of iron? 1. 36.3 atoms 2. 1.08x10^23 atoms 3. 3.91x10^23 atoms 4. 9.26x10^23

A = 6 is a solution to the inequality a > 6 true or false

Refer to the example about diatomic gases A and B in the text to do problems 19 - 27. For 3 moles AA, how many moles of BB will be required? __ How many moles of product will be made? __ mol answers should be 1, 2, or 3 for each blank

a drop of water weighing 0.48 g condenses on the surface of a 55-g block of aluminum that is initially at 25C.