Chemistry
10.05.2021 04:26
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How are models affected by new evidence? A. Data are discarded if they don t fit

How are models affected by new evidence? A. Data are discarded if they don't fit the model.
B. Models are changed if they don't fit new data.
C. Models are replaced regularly when they get old.
D. Models are discarded when new evidence is obtained.
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Galaxie85111
Galaxie85111
4,7(22 marks)

B. Models are changed if they don't fit new data

Explanation:

danksans4912
danksans4912
4,6(27 marks)
Heat of vaporization of water = 540 cal/g
m=1000 g
energy supplied = 5.4 kcal=5400 cal
T1=T2=100 deg. C
so all energy is used to convert to steam
mass of steam produced = 5400 cal /(540 cal/g)
=5400/540 cal *g/cal
=10 g

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