Unit 3 Assignment Matter, Atomic Mass and Atomic Number - Unit 3 Assignment Matter Atomic Mass and Atomic Number Question Number 1 Points 5.00\/5.00

Unit 3 Assignment: Matter, Atomic Mass and Atomic NumberQuestion Number 1 Points: 5.00/5.00 Question TextThe center of an atom is called the _______ Your AnswerB. nucleus. Question Number 2 Points: 5.00/5.00 Question TextThe combined number of the protons and the neutrons in an atom is the ________. Your AnswerC. mass number. Question Number 3 Points: 5.00/5.00 Question TextAn ice cube is an example of water in the __________ phase. Your AnswerA. solid Question Number 4 Points: 5.00/5.00 Question TextWhen we speak of an object’s mass, we are referring to _______. Your AnswerC. the amount of matter in the object. Question Number 5 Points: 5.00/5.00 Question TextThe __________ is the basic unit of matter. Your AnswerA. atom Question Number 6 Points: 7.00/7.00 Question TextRead the following question carefully and relate your answer to the number of protons, electrons, and neutrons in an atom. Please do not spell out the number. If an atom has 16 protons in its nucleus, how many electrons must it have?*BLANK* Your AnswerRead the following question carefully and relate your answer to the number of protons, electrons, and neutrons in an atom. Please do not spell out the number.