Chemistry, 24.10.2019 00:00 michelle5642b
When trying to identify an unknown element, a scientist determines what other elements the unknown element reacts with chemically. which property of the unknown element determines the other elements it reacts with? *
1 point
a. the total number of neutrons in the unknown element
b. the total number of particles in the nucleus of the unknown element
c. the number of protons in the nucleus of the unknown element
d. the number of valence electrons in the unknown element
Answers: 2
Chemistry, 21.06.2019 23:50
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Chemistry, 22.06.2019 06:30
The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 โ al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide
Answers: 3
Chemistry, 22.06.2019 15:50
Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
Answers: 1
Chemistry, 22.06.2019 23:10
Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium.b)heavier than helium.c)the same weight as helium.d)dependent on the element that reacted with carbon.
Answers: 3
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