Answers: 3
Chemistry, 21.06.2019 15:30
Determine the empirical formula of a compound containing 40.6 grams of carbon, 5.1 grams of hydrogen, and 54.2 grams of oxygen. in an experiment, the molar mass of the compound was determined to be 118.084 g/mol. what is the molecular formula of the compound? for both questions, show your work or explain how you determined the formulas by giving specific values used in calculations.
Answers: 3
Chemistry, 22.06.2019 09:00
Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?
Answers: 3
Chemistry, 22.06.2019 09:00
Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?
Answers: 1
Chemistry, 22.06.2019 17:00
Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.
Answers: 2
Atoms of which element below are most likely to gain electrons?
Group of answer choices:
Mathematics, 10.03.2021 22:20
English, 10.03.2021 22:20
Mathematics, 10.03.2021 22:20
Social Studies, 10.03.2021 22:20
Physics, 10.03.2021 22:20
Mathematics, 10.03.2021 22:20
Arts, 10.03.2021 22:20
Biology, 10.03.2021 22:20
World Languages, 10.03.2021 22:20
Mathematics, 10.03.2021 22:20
Mathematics, 10.03.2021 22:20
English, 10.03.2021 22:20
Arts, 10.03.2021 22:20
Mathematics, 10.03.2021 22:20