Chemistry, 26.10.2019 11:43 kiylabeasty7302
Why is a quantitative observation more useful than a non- quantitative one? which of the following are quantitative?
(a) the sun rises in the east.
(b) an astronaut weighs one-sixth as much on the moon as on earth. (c) ice floats on water.
(d) an old-fashioned hand pump cannot draw water from a well
Answers: 1
Chemistry, 22.06.2019 06:00, josmanu235
Why is permeable soil best for plants that need a lot of drainage?
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Chemistry, 22.06.2019 10:30, officialalex6330
Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o
Answers: 1
Why is a quantitative observation more useful than a non- quantitative one? which of the following...
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