Chemistry, 02.11.2019 05:31 williamsvilletiles
Astudent is measuring a sample of sodium bicarbonate on an electronic balance that measures to the thousandth of a gram. the balance displays the following value for the mass of the sample: 23.380 g. which of the following choices would be an appropriate way to record this mass on a lab report? (a) 23 g(b) 23.4 g(c) 23.38 g(d) 23.380 g(e) 23.3800 g
Answers: 3
Chemistry, 22.06.2019 04:00, nikkih1225
Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity
Answers: 1
Chemistry, 22.06.2019 08:30, Apple557
The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.
Answers: 1
Chemistry, 22.06.2019 09:00, tbiles99
What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.
Answers: 1
Astudent is measuring a sample of sodium bicarbonate on an electronic balance that measures to the t...
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