An atom Y has atomic number of 13.It loses 3 electrons in other to be stable.
i. What is the proton number and the electron number of the atom;
a. before it loses electrons
b. after losing electrons
ii. Name the type of ion formed by the atom when it loses 3 electrons. Show illustrations.
Answers: 2
Chemistry, 22.06.2019 19:40
Scientists have developed an explanation of a phenomenon from several verified hypotheses. the explanation has been confirmed through numerous experimental tests.which option best describes this explanation? a. scientific lawb. research questionc. hypothesisd. scientific theory
Answers: 3
Chemistry, 22.06.2019 20:30
The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?
Answers: 3
Chemistry, 23.06.2019 01:30
Astudent states that 9.0 g of baking soda will form an unsaturated solution in 100 g of water. what do you need to know to decide whether this statement is correct? a. the temperature of the water and the molar mass of baking soda b. the percent by volume of the solution and the solubility of baking soda c. the temperature of the water and the solubility of baking soda at that temperature
Answers: 1
Chemistry, 23.06.2019 05:20
Explain how global warming could have affected yellowstone frog and salamander habitat's, resulting in changes in the populations of these species
Answers: 2
An atom Y has atomic number of 13.It loses 3 electrons in other to be stable.
i. What is the proton...
Mathematics, 14.10.2020 21:01
Mathematics, 14.10.2020 21:01
English, 14.10.2020 21:01
Chemistry, 14.10.2020 21:01
Mathematics, 14.10.2020 21:01
Mathematics, 14.10.2020 21:01
Physics, 14.10.2020 21:01
History, 14.10.2020 21:01
Computers and Technology, 14.10.2020 21:01
Spanish, 14.10.2020 21:01