Chemistry, 02.03.2020 18:58 crodriguez87
A student investigated the diffusion of NH3, and HCl. Two sets of apparatus were set up as shown at room temperature and pressure. The damp red litmus paper for NH3 changed colour after 30 seconds. How long does it take for the damp blue litmus paper to change colour for HCl?
Answers: 1
Chemistry, 21.06.2019 18:00, peaceouthjkdrb2398
Rutherford's experiment indicated that matter was not as uniform as it appears what part of his experimental results implied this idea
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Chemistry, 22.06.2019 10:30, ciel8809
Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.
Answers: 1
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