Chemistry, 02.07.2019 20:30 stargirl21359
Which statement about matter is true? a. it is possible for matter to have different chemical properties depending on its temperature. b. it is possible for matter to have no odor and no mass. c. it is possible for matter to have similar chemical properties and different physical properties. d. it is possible for matter to have physical properties only.
Answers: 1
Chemistry, 22.06.2019 11:10
Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear
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Chemistry, 22.06.2019 13:50
Read the chemical equation. 2c2h2 + 5o2 β 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.
Answers: 3
Chemistry, 22.06.2019 15:30
The identities of substances are the same before and after which type of change
Answers: 1
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