Chemistry, 08.02.2021 19:40 NicoleQuinn
Im i the only one that wakes up at 10:30 on a school day lol :P
Answers: 1
Chemistry, 22.06.2019 10:30
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
Chemistry, 22.06.2019 17:40
Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.
Answers: 1
Chemistry, 23.06.2019 16:00
Which part of the mantle is similar to the crust ? (science)
Answers: 3
Im i the only one that wakes up at 10:30 on a school day lol :P...
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