Chemistry, 08.03.2021 14:00 yeayeawhatever3389
Based on the following properties, classify the given substance as ionic, covalent, or metallic. Justify your answer.
Melting Point: 800.8°C
Boiling Point: 1465°C
Solubility: Very soluble in Water
Crystal Structure: Forms cubic crystals
Malleability: Shatters when struck by a hammer
Conductivity: Conducts electricity when melted or dissolved in water, but not otherwise.
PLEASE HELP!
Answers: 3
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Compare and contrast physical changes with chemical changes.
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Chemistry, 22.06.2019 16:00, hjgjlgkjg
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
Chemistry, 23.06.2019 04:20, milkshakegrande101
The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.
Answers: 1
Based on the following properties, classify the given substance as ionic, covalent, or metallic. Jus...
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