Chemistry, 06.10.2020 22:01 peytonamandac9114
Why do you think the atomic theory changed over time?
A. scientific knowledge is static and never changes
B. Scientific knowledge cannot be explored by others
C. scientific knowledge is always being tested and analyzed to see if previous ideas are still supported
D. scientific knowledge should be published immediately to prevent others from taking the idea
Answers: 2
Chemistry, 22.06.2019 10:00
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
Answers: 1
Chemistry, 22.06.2019 18:00
Which statement best describes the he properties of iconic compounds ?
Answers: 1
Chemistry, 22.06.2019 22:30
Gusing the milligrams of ascorbic acid you entered above, the ratio of total sample volume to aliquot volume, and the total milligrams of the vitamin c tablet that you dissolved, calculate the mass of ascorbic acid in the vitamin c tablet for each trial. do this by scaling up to find the amount (mg) of ascorbic acid in your 250 ml flask. enter your calculated mass of ascorbic acid in the vitamin c tablet, for each trial. be sure to enter your calculated mass in the corresponding order that you entered your milligrams of ascorbic acid. the milligrams of ascorbic acid you entered for entry #1 previously should correspond to the mass of ascorbic acid that you enter for entry #1 here.
Answers: 1
Why do you think the atomic theory changed over time?
A. scientific knowledge is static and never...
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