Which elements are both classified as metalloids?
Ge and As
Bi and Po
B and C
Si...
Chemistry, 22.12.2020 20:40 caitlinmariesmith05
Which elements are both classified as metalloids?
Ge and As
Bi and Po
B and C
Si and P
Answers: 3
Chemistry, 22.06.2019 07:00
Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant
Answers: 3
Chemistry, 22.06.2019 13:30
Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.
Answers: 1
Chemistry, 22.06.2019 18:00
Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?
Answers: 2
Chemistry, 22.06.2019 20:10
Suppose you mix one mole of sulfuric acid (h2so4) with 1 mole of sodium hydroxide(naoh). why does the ph of the solution remain below 7? ( explain so i can get better understanding! )
Answers: 2
Physics, 10.09.2021 06:10
Mathematics, 10.09.2021 06:10
Mathematics, 10.09.2021 06:10
Law, 10.09.2021 06:10
Chemistry, 10.09.2021 06:10
English, 10.09.2021 06:10
English, 10.09.2021 06:10
English, 10.09.2021 06:10
Mathematics, 10.09.2021 06:10
Social Studies, 10.09.2021 06:10