Chemistry, 17.02.2021 08:30, fermaluis8015
A comment block of weight 200N has sides of length 5cm,10cm and 20cm. calculate the pressure exerted by the block when it is lying on the sides with the (i) Least area (ii) Greater area.β
Answers: 1
Chemistry, 22.06.2019 14:10, cameronbeaugh
13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.
Answers: 1
Chemistry, 23.06.2019 08:00, 91miketaylor
Why is it important for scientists to review and repeat the work of other scientists? 1.a scientific theory must be tested three times before it is proven. 2.the scientific method only applies to repeated experiments. 3.an experiment may have had errors that the scientists didn't recognize. 4.the results of individual scientists may be influenced by bias. 5.an experiment must be performed twice before the data can be analyzed.
Answers: 3
Chemistry, 23.06.2019 10:40, Dvrsug8598
Aliquid solution can be made select all that apply. dissolving solids into liquids, mixing liquids, dissolving gas solutes into liquids , mixing gases, mixing solids
Answers: 3
A comment block of weight 200N has sides of length 5cm,10cm and 20cm. calculate the pressure exerted...
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