Biology, 26.12.2019 23:31 smesarahmitchell
Que dos caracterÃsticas debe tener una oregunta para ser yna pregunta cientifica valida
Answers: 3
Biology, 21.06.2019 16:00
Every compound can be represented by a chemical formula. a chemical formula is the set of symbols showing the elements that make up a compound and their proportions. water’s chemical formula is h 2 2 o. that means a molecule of water contains two atoms of hydrogen and one atom of oxygen chemically bonded. a molecule is a group of two or more atoms bonded together. molecules can range in size from two to thousands of atoms. a molecule of a compound is the smallest unit of that compound. every molecule of water has all the physical and chemical properties of water. that’s because every molecule of water is made of the same elements in the same proportions: two hydrogen atoms and one oxygen! which of the following is a true statement? a every molecule of the same compound will have different properties. b every molecule of a compound has the same proportion of elements. c molecules can be physically separated into smaller units of a compound. d molecules cannot be represented by chemical formulae.
Answers: 1
Biology, 22.06.2019 04:50
Describe the function of the endomembrane system? what organelles are involved?
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Biology, 22.06.2019 11:20
Drag each label to the correct location on the chart. match the function to the type of tissue
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Biology, 22.06.2019 12:30
Describe the relationship between isotonic solutions, equilibrium, and water movement into and out of a cell.
Answers: 1
Que dos caracterÃsticas debe tener una oregunta para ser yna pregunta cientifica valida...
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