Astudent completes a titration by adding 12.0 milimeters of naoh(aq) of unknown concentration to 16.0 milimeters of 0.15 hcl(aq). what is the molar concentration of the naoh(aq)?

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.

What is produced from neutralization of an acid and a base? a. hydronium ions b. citric acid c. salt and water