Chemistry, 26.10.2020 17:00 lalalaaldgydyhg8823
Which of these statements which of these describes a chemical property?
A. Iron melts at 1538°C.
B. Iron rusts when exposed to air.
C. Iron is attracted to a magnet.
D. Iron is a solid at room temperature.
Answers: 1
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Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?
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Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant
Answers: 3
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Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
Answers: 1
Chemistry, 22.06.2019 11:50, robert7248
The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a
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Which of these statements which of these describes a chemical property?
A. Iron melts at 1538°C.
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