A bicyclist pedaling up a Hill. What type of energy potential or kinetic?

Does hot water tend to rise or sink?

What is the mass of 6.14x10^25 atoms of gold

What's the average of 627.6 and 62.76

Water are ductile. You can pull or draw them into a wire. The ductility of a material is an?

If H2O (l) changes to H2O (s), what is the value of enthalpy change?

What are elements and how do they differ?

Write the structire of the salt that forms when diethylamine is mixed with hydrochloric acis

The heat of combustion of propane, C3H8, is 2220 kJ/mol. The specific heat of copper is 0.385 J/g°C. How many grams of propane must be burned to raise the temperature of a 10.0 kg block of copper from 25.0°C to 65.

Which is an example of Temporal Isolation? A. Flowers that bloom in different months. B. Birds that have different mating calls C. Fruits flies that mate in different locations. D. Squirrels that have different fur colors

A chemical reaction can start when enough activation energy is added to the reactants. Do you think the activation energy for chemical reactions in living things is high or low / Explain your answer