Give and example of matter. Tell what state of matter it is. Write at least two sentences describing matter. Then give an example of something that is not matter. Explain how you know it is not Mayte.

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

If two atoms are bonded to a central atom with no lone pairs,how will they be arranged