Chemistry, 19.02.2021 19:10 chayaharroch03
35. Calculate the resulting normality of a solution
prepared by mixing 20 ml of 018 m NaOH with 25ml
of o'um H₂ sou solutions.
Answers: 2
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There are 6.022 x 10^23 atoms of hg in 1 mole of hg. the number of atoms in 4.5 moles of hg can be found by multiplying 4.5 by 6.022 x 10^23 a. 2.7 x 10^24 b. 27 x 10^23 c. 2.71 x10^24 d. 27.099 x 10^23
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Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole
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Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull
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Chemistry, 23.06.2019 03:30
Which of the following describes the entropy change as a solution is made from a liquid and solid
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35. Calculate the resulting normality of a solution
prepared by mixing 20 ml of 018 m NaOH with 25m...
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