Arrange the 0.10 M solutions of the following compounds in order of decreasing acidity (most acidic first). I. CH3NH3Br II. KC2H3O2 III. Ca(C2H3O2)2 IV. CH3COOH
V. CCl3COOH VI. NaOH

Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal

If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes no correct anwser get brainliest