Chemistry, 08.06.2021 18:10 alosnomolina1122
1. it is given as Na=23 this mean that mass of a sodium atom is ,
(i) 23 times when compared with mass of a C12 atom
pls answer
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Answers: 2
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When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (Ξ΄ch< (c14h10,s)=β7061 kj molβ1.)
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24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 Β°c). if the ball is then played with outside where the temperature is 7.5 Β°c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm
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1. it is given as Na=23 this mean that mass of a sodium atom is ,
(i) 23 times when compared with m...
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