Chemistry, 03.02.2021 22:30, makennahudson94
The empirical formula for the hydride of sulfur is
H2S, and its central atom is sulfur. Based on this infor-
mation, you would expect the empirical formula for the
hydride of selenium, Se, to be
and its Lewis structure to be?
Answers: 3
Chemistry, 22.06.2019 18:30, kate3887
When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
Answers: 1
Chemistry, 23.06.2019 01:00, jaidencoolman2510
Na chemical reaction, activation energy increases the of the reactants. this outcome causes the particles to collide, which results in the of new products.
Answers: 2
Chemistry, 23.06.2019 04:20, tyrickdavis1
The equation below shows a chemical reaction. a + b + heat ā> c + d according to the law of conservation of energy, which statement is true? a. the reactants absorb heat because they have less energy than the products. b. the products release heat because they have more energy than the reactants. c. the reactants generate heat because they have more energy than the products. d. the products require heat to form because they have less energy than the reactants.
Answers: 1
The empirical formula for the hydride of sulfur is
H2S, and its central atom is sulfur. Based on th...
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