150microlitres of solution A at 2.66micromoles concentration was added to Xmillilitres of water to produce 40millilitres of 10micromoles of malachite green. Find X

2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.

Compare and contrast the bohr model and the electron cloud models of the atom.

You open a can of soda at room temperature and hear a hiss. which of the following factors has changed inside the container? a.) atmospheric pressure b.) temperature of gas c.) type of gas d.) amount of gas