Chemistry, 15.07.2019 00:00 nell1234565
Roup of students are wandering around a room. when their teacher claps, the students sit down wherever they are. this situation best models the formation of which type of solid? an amorphous solid because the particles do not have a regular structure an amorphous solid because the motion of the particles stopped a crystalline solid because the moving particles lock into fixed positions a crystalline solid because the particles have a long-range order
Answers: 1
Chemistry, 22.06.2019 09:40
In the lab, ammonia was mixed with water to form ammonium hydroxide. what is/are the reactant(s)? o water and ammonia o ammonia o ammonium hydroxide need
Answers: 2
Chemistry, 22.06.2019 14:50
Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape
Answers: 1
Chemistry, 22.06.2019 15:00
Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.
Answers: 2
Roup of students are wandering around a room. when their teacher claps, the students sit down wherev...
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