Chemistry, 02.02.2020 18:50 mfreeman1096
Why did a portion of the tabletop get cold when natasha placed her cold drink on the table.
a. the table's molecules were vibrating more slowly in that area.
b. the tables molecules had spread further apart in that area
c. the tables molecules had gained energy in that area
d. the tables molecules had become free of each other in that area
Answers: 2
Chemistry, 22.06.2019 12:50, martinez6221
What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
Answers: 1
Chemistry, 22.06.2019 13:50, kelonmazon2492
Read the chemical equation. 2c2h2 + 5o2 → 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, 23.06.2019 10:30, staceymrtosr
Amethod of separation that employs a system with two phases of matter, a mobile phase and a stationary phase, is called
Answers: 2
Why did a portion of the tabletop get cold when natasha placed her cold drink on the table.
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