Physics, 22.08.2019 19:50, Ashley606hernandez
Describe the composition of the nucleus of an atom.
question 2 options:
it is composed of protons.
it is composed of protons and neutrons.
it is composed of protons and electrons.
it is composed of protons, neutrons, and electrons.
Answers: 2
Physics, 22.06.2019 17:00, gtamods402
How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters
Answers: 2
Physics, 22.06.2019 21:00, estebencampos69
Aflask with vinegar in it has a mass of 160 grams. a balloon with baking soda in it has a mass of 40 grams. the balloon is attached to the flask to seal the opening and the vinegar and baking soda mixes. the balloon inflates to a large volume. what will the total mass of the balloon and flask be after the balloon inflates? explain. a) less than 200 grams because the solid baking soda disappears. b) 200 grams, because all the atoms remain in the balloon or flask. c) more than 200 grams because the size of the balloon is so much larger. d) less than 200 grams because gases such as the one in the balloon are lighter than solids and liquids.
Answers: 1
Describe the composition of the nucleus of an atom.
question 2 options:
it is composed...
question 2 options:
it is composed...
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