Kate threw a tennis ball with 20N of force, which caused it to accelerate at a rate of 12m/s2. What is the mass of the tennis ball? Round to the nearest hundredth.

What does the cell nucleus do or, how does it function?

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.

Is water wet? my friends are debating.