Answers: 2
Chemistry, 23.06.2019 01:30
Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity
Answers: 2
Chemistry, 23.06.2019 13:00
What did the experiments of scientists after john dalton reveal about his atomic theory?
Answers: 1
Chemistry, 23.06.2019 21:30
Acertain substance has a solubility of 12 grams in 100 grams of water at 20°c. this means that the substance will begin to dissolve when 12 grams are present in solution when 12 grams of the substance are stirred into a beaker with 100 g of water, it will begin settling at the bottom when 12 g of the substance are dissolved in 100 grams of water, the solution will be dilute when 12 g of the substance are dissolved in 100 grams of water, the solution will be saturated
Answers: 1
Chemistry, 23.06.2019 22:00
Which sentence best explains the high melting point, boiling point, and surface tension of water? a. the hydrogen atom on each water molecule is strongly attracted to the hydrogen atoms on nearby molecules. b. ions dissolved in the water cause nearby molecules to become temporarily polar. c. the water molecules are connected to each other with covalent bonds. d. water molecules that have lost electrons attract the water molecules that have gained electrons. e. the negative side of each water molecule is attracted to the positive sides of nearby molecules.
Answers: 1
The scientist tests a prediction using a(n)...
Chemistry, 10.12.2020 06:00
Mathematics, 10.12.2020 06:00
Mathematics, 10.12.2020 06:00
Mathematics, 10.12.2020 06:00
Mathematics, 10.12.2020 06:00
Mathematics, 10.12.2020 06:00
Arts, 10.12.2020 06:00
English, 10.12.2020 06:00
Mathematics, 10.12.2020 06:00
Chemistry, 10.12.2020 06:00
Mathematics, 10.12.2020 06:00
Mathematics, 10.12.2020 06:00
Chemistry, 10.12.2020 06:00