Chemical elements that do not exist in nature but can be created in the laboratory are known as synthetic
elements. Moscovium (Mc), a synthetic element with atomic number 115, was first synthesized in 2003. A
hypothetical mass spectrum for a sample of Mc containing 10 atoms is shown below.
Number of atoms
288.2
289.2
290.2
Answers: 2
Chemistry, 21.06.2019 20:30, notkeandre9
9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water
Answers: 1
Chemistry, 22.06.2019 14:30, Cartucho1978
According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.
Answers: 1
Chemistry, 23.06.2019 04:40, dd123984
Temperature is defined as a. the equivalent of heat. b. a measure of the average kinetic energy of the individual atoms or molecules composing a substance. c. how hot or cold it is. d. the total kinetic energy of the atoms or molecules composing a substance. e. none of the above is correct.
Answers: 1
Chemical elements that do not exist in nature but can be created in the laboratory are known as synt...
Mathematics, 29.05.2020 11:57
History, 29.05.2020 11:57
Mathematics, 29.05.2020 11:57
Computers and Technology, 29.05.2020 11:57
Mathematics, 29.05.2020 11:57
Mathematics, 29.05.2020 11:57