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Which would you most expect to be an unstable atom? a carbon (C) atom with 6 protons and 6 neutrons an iron (Fe) atom with 26 protons and 27 neutrons a helium (He) atom with 2 protons and 2 neutrons a
answered
Aug 29, 2017
Physics
high-school
7
votes
214k
views
a friend is trying to describe a material to you. which of the following is not a description of a physical property of the substance? a. is red in color. b. is magnetic. c.en combined with water, it fizzes.
answered
Jun 14, 2017
Chemistry
high-school
5
votes
149k
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What is the first thing you need to do to add 1/9 + 5/6? A) Add the numberators B) Add the denominators C) Find the lest common denominator. D) Multiply the numerators by the denominators.
answered
Jun 11, 2017
Mathematics
middle-school
4
votes
77.4k
views
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