Chemistry, 31.10.2021 06:50 spellsaltoniza
Classify the events according to the gas they primarily contribute to the atmosphere.
Cattle digest food.
Forest fires burn.
Animals perform
respiration.
Plants perform
photosynthesis.
Oxygen
Methane
Carbon Dioxide
Answers: 1
Chemistry, 21.06.2019 15:00
Litmus paper is made from water-soluble dyes which are extracted from lichens. this paper is used as an acid-base indicator. which of these common household substances would turn blue litmus paper red? a) bleach b) lye c) soap d) vinegar
Answers: 3
Chemistry, 22.06.2019 03:30
The atomic radius of sodium is 186 pm and of chlorine is 100 pm. the ionic radius for na+ is 102 pm and for cl– is 181 pm. in going from na to cl in period 3, why does the atomic radius decrease while the ionic radius increases? a. the inner electrons in the sodium cation shield its valence electrons more effectively than the inner electrons in the chloride anion do. b. the inner electrons shield the valence electrons more effectively in the chlorine atom than in the chloride anion. c. the outermost electrons in chloride experience a smaller effective nuclear charge than those in the sodium cation do. d. the outermost electrons in chloride experience a larger effective nuclear charge than those in the sodium cation do. e. monatomic ions are bigger than the atoms from which they are formed.
Answers: 2
Chemistry, 22.06.2019 11:00
The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.
Answers: 1
Classify the events according to the gas they primarily contribute to the atmosphere.
Cattle diges...
History, 01.02.2020 01:00
Computers and Technology, 01.02.2020 01:00
Chemistry, 01.02.2020 01:00
Mathematics, 01.02.2020 01:00
Social Studies, 01.02.2020 01:00
History, 01.02.2020 01:00
Spanish, 01.02.2020 01:00
Mathematics, 01.02.2020 01:00
Mathematics, 01.02.2020 01:00