Chemistry, 29.06.2019 03:00 valerieaj113
Three different sub-atomic particles are described below: particle x: uncharged particle y: carries positive charge particle z: orbits the nucleus which statement is true? x is a neutron, y is an electron, and z is a proton. x is a neutron, y is a proton, and z is an electron. x is a proton, y is an electron, and z is a neutron. x is an electron, y is a proton, and z is a neutron.
Answers: 2
Chemistry, 22.06.2019 17:50
Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?
Answers: 2
Chemistry, 22.06.2019 21:30
What is the correct name for the compound cocl3? a) cobalt(i) chloride b) cobalt(i) chlorate c) cobalt(ii) chlorate d) cobalt(iii) chloride
Answers: 1
Chemistry, 23.06.2019 01:30
Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid
Answers: 1
Three different sub-atomic particles are described below: particle x: uncharged particle y: carri...
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