Help me, 30 points if you answer this question :)
...
Answers: 1
Chemistry, 22.06.2019 15:20
An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.
Answers: 1
Chemistry, 22.06.2019 16:30
At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?
Answers: 1
Chemistry, 22.06.2019 20:20
The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.
Answers: 1
Business, 11.07.2019 19:00
Computers and Technology, 11.07.2019 19:00
Computers and Technology, 11.07.2019 19:00
Computers and Technology, 11.07.2019 19:00
Computers and Technology, 11.07.2019 19:00
Business, 11.07.2019 19:00
English, 11.07.2019 19:00
Mathematics, 11.07.2019 19:00
History, 11.07.2019 19:00
Computers and Technology, 11.07.2019 19:00