Chemistry, 19.10.2019 04:10 ciarakelly636owuiup
The formula for a chemical reaction is given. 2na + 2h2o → 2naoh + h2 which of the following describes this reaction? group of answer choices it is a reaction between two elements that results in two compounds. it is a reaction between two compounds that results in two elements. it is a reaction between a compound and an element that results in a different compound and element. it is a reaction between two elements that results in a compound and a different element.
Answers: 1
Chemistry, 21.06.2019 22:00
Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.
Answers: 2
Chemistry, 22.06.2019 12:00
In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?
Answers: 1
Chemistry, 23.06.2019 10:00
The temperature of a lead fishing weight rises from 26 °c to 38 °c as it absorbs 11.3 j of heat. what is the mass of the fishing weight in grams?
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Chemistry, 23.06.2019 12:20
Describe the structure of ammonium lauryl sulfate. refer to the given diagram. your answer should include the type of bonding, the elements contained, and the size and shape of the molecule. write a short paragraph.
Answers: 3
The formula for a chemical reaction is given. 2na + 2h2o → 2naoh + h2 which of the following describ...
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