1. In a simple electric circuit, a 200-volt electric heater draws 5.0 amperes of

current. What is the resistance of the heater?

Which of the following is accurate when discussing specific heat? A. Specific heat values for liquids will never vary for different ranges of temperature. B. The specific heat of a gas may be measured at constant pressure. C.

How does density vary with temperature?

Why is an asteroid not considered a moon

Why should scientists perform experiments? A. To understand a hypothesis B. To answer questions about right and wrong C. To answer specific questions D. To impress their coworkers

The vapor pressure of methanol at 25 is 0.1663. Calculate the vapor pressure in kPa. Be sure your answer has the right number of significant digits.

The compound KOH is called

A balloon contains 1.00 mol helium gas at STP. What will the volume of the balloon be if the pressure increases to 2.00 atm?

If 100 mL of a gas were enclosed in a buret at 500 mm Hg, what volume would the gas occupy at 1000 mm Hg at the same temperature? P1V1=P2V2

Would Mn (HPO4) 2 be manganese (II) monohydrogen phosphate?

The fundamental frequency of a violin string is 440 hz. the frequency of its second harmonic is