Chemistry, 04.07.2019 01:00, alwayspouty624
Another pure substance, compounds contain atoms from two or more elements chemically bonded. when atoms bond, they cannot be separated physically. compounds may have different properties than the elements they’re made of. water, for example, is a compound formed from hydrogen and oxygen. water is a liquid at room temperature, while oxygen and hydrogen are both gases. which of the following best describes compounds? a they can only be separated chemically. b they are always liquid at room temperature. c they contain the atoms of just one element. d they have the same properties as their elements.\
Answers: 1
Chemistry, 21.06.2019 22:50, ajaydonlee
Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e
Answers: 2
Chemistry, 22.06.2019 01:30, kaliloabousjbf
Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%
Answers: 3
Chemistry, 22.06.2019 07:00, mayamabjishovrvq9
The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f
Answers: 1
Another pure substance, compounds contain atoms from two or more elements chemically bonded. when at...
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