A 15.0 volt storage battery is connected to three resistors, 7.75?, 15.5?, and 21.7?, respectively. the resistors are joined in series. what is the current in the circuit?

How much heat would be needed to completely evaporate 31.5 g of boiling water at a temperature of 100 "C? Express your answer in units of joules.

What are two ways that magnetism is created? Use evidence from the text to support your answer.

The Grinch is trying to push a 5000-kg sled up the side of Mount Crumpit (whose side make an angle of 60 degrees above the horizontal) when he suddenly loses his grip and lets go of the sled.

Find the volume of a slab whose dimensions are L=45.24 cm, W=23.981cm, H=2.33002 cm in proper significant digits

The equation shows a neutralization reaction. H2SO4 + 2NaOH Na2SO4 + 2H2O What is Na2SO4? an acid a base a salt an ion

You can tell when you are in an earthquake s shadow zone. a. True b. False

How are the functions of the cytoskeleton and the cell wall similar

A 15.0 volt storage battery is connected to three resistors, 7.75?, 15.5?, and 21.7?, respectively. the resistors are joined in series. what is the current in the circuit?

3. When driving a car, the chemical energy in gasoline is converted to heat (thermal energy) in the engine. Most of this thermal energy is then converted to mechanical energy, which makes the car move. What happens to the rest of the thermal energy?

Does aliens exist in this world