SOMEONE HELP ME PLEASE ILL GIVE
Vinegar and baking soda fizzing is a
Change in temperat...
Chemistry, 30.11.2020 17:40 foralways4871
SOMEONE HELP ME PLEASE ILL GIVE
Vinegar and baking soda fizzing is a
Change in temperature
Formation of gas/bubbles
Formation of precipitate
Release of energy (fire/light)
Change in color
Answers: 2
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Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent
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How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?
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1) a light bulb takes in 30 of energy per second. it transfers 3j as use energy. calculate the efficiency. second. it transfers 3j as useful light energy and 27j as heat energy. calculate the efficiency
Answers: 1
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