A 20 mL sample of human urine was found to have 10 mg of urea during analysis. The molar mass of urea is 60.1 g/mol.
Calculate the molarity of urea in the given sample.

What is the name of this hydrocarbon?

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Explain that newton first law,second law and third law of motion?