1. What is the basic unit of organization of all living things

Which characteristics made Priestley and Lavoisier good scientists? Check all that apply. A. curiosity B creativity C narrow mindedness D skepticism

What transforms energy in food molecules into usable energy

Give some examples of pure chemical substances. give some examples of pure chemical substances. gasoline soda water and brass bronze and brass sugar, carbon dioxide, and water

Over In order for an object to be buoyant, there must be a difference in the area of the object. A. force of gravity B. density C. fluid pressure D. mass

Is cereal soup ... i gotta know

The town in the video stressed using locally made goods instead of imported goods. How could using locally made goods lower CO2 emissions?

Calculate the ΔHrxn for the following reaction: CH4 (g) + 2Cl2 (g) - - > CH2Cl2 (g) + 2HCl (g) Use the following reaction and given ΔH's: CH4 (g) + Cl2 (g) - - > CH3Cl (g) + HCl (g), ΔH = - 99.

Select all that apply to diffusion. A solid cannot diffuse in to another solid. Solids can diffuse in liquids. Liquids can diffuse in liquids. It is the process of intermingling atoms from one substance into another.

We are all familiar with the general principles of operation of an internal combustion engine: the combustion of fuel drives out the piston.

A first order reaction has a rate constant of 0.816 at 25 oC. Given that the activation energy is 22.7 kJ/mol, calculate the rate constant at 34 oC. (enter answer to 3 decimal places)