The capacity of an automobile cooling system is 16 quarts. it is half full of a 15% antifreeze solution. the owner is adding 2 gallons of a 90% solution (remember, 1 gallon = 4 quarts). when he is finished, what will the solution's percentage value be?

Two lines parallel to the same plane are parallel to eachother

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Піf x = y and y= z, which statement must be true? оа. -x = -2 b. x= z ос. —x = 2 od. 2= x