Barry Bonds swings a bat which has a mass of 1.5 kg at a velocity of 55 m/s. How many joules of kinetic energy could he give to a ball?

Whose idea was it to classify living things?

When 0.876 g of CaCl2 (110.98 g/mol) is added to 95.0 g of water at 22.4 °C in a 'coffeecup' calorimeter, the temperature of the resulting solution increases to 29.7 °C. The specific heat capacity of the solution is 4.

Which statement describes an advantage of renewable resources they are cheaper than traditional energy sources they are a source of clean energy they are located everywhere around the world they are an affordable means of energy production that

Whats the si unit chemist use to measure the amount of an element substance?

The hottest layer of the atmosphere

Determine the distance of closest approach (in fm) before the alpha particle reverses direction. Assume the lead nucleus remains stationary. Assume the alpha particles are initially very far from a stationary lead nucleus.

Why does the bottom of the boat appear to be longer than the top of the boat

Which best explains why greg's hands get warm as he holds a bowl of hot soup? heat energy is created from the thermal energy in greg's hands. heat energy is absorbed by the soup from greg's hands. thermal energy from the soup moves to greg's hands.

What are the units of k in the following rate law? Rate = k[X][Y]M/s1/Mss/M^2M/sM^2/s

Magnetic striping is evidence of