Chemistry, 04.07.2019 20:00 mikestarjo2173
Colton has an ice cube that has a mass of 4 grams. he places it in a sealed container and then puts it in the microwave on high. the ice cube melts after a few seconds. he removes the sealed container with the melted ice cube and checks the mass again. which sentence best describes what colton discovers? a) the mass of the melted ice cube was less than 4 grams. b) the mass of the melted ice cube was more than 4 grams. c) the mass of the melted ice cube could not be determined. d) the mass of the melted ice cube remained the same at 4 grams.
Answers: 1
Chemistry, 21.06.2019 14:20
Which of the following statements is not true? ⢠a. covalent compounds have low melting and boiling points. ⢠ob. covalent bonds between atoms of a compound are relatively weak compared to bonds between molecules. ⢠c. covalent bonds occur between nonmetals. ⢠d. covalent compounds are often gases or liquids.
Answers: 2
Chemistry, 21.06.2019 15:40
What is the total reduction potential of a cell in which potassium (k) is reduced and copper (cu) is oxidized? a. 2.59 v b. 3.27 v c. -3.27 v d.-2.59 v
Answers: 1
Chemistry, 22.06.2019 23:00
In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next
Answers: 2
Colton has an ice cube that has a mass of 4 grams. he places it in a sealed container and then puts...
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