Answers: 3
Chemistry, 23.06.2019 00:20
4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound
Answers: 3
Chemistry, 23.06.2019 14:20
Neutral atoms of argon, atomic number 18, have the same number of electrons as each of the following items except: cl- s -2 k+ ca +2 ne
Answers: 2
Chemistry, 23.06.2019 23:40
Calculate the volume of chlorine gas at room condition, required for combustion with 0.46 g sodium in chlorine gas. [ ram for cl = 35.5, na = 23, 1 mole gas occupy 24 dm³ mol-1 at room condition] ans : 0.24 dm³
Answers: 1
Chemistry, 24.06.2019 00:40
Ionic solids such as sodium chloride are easily shattered, but metallic solids such as copper can be easily bent and shaped. this difference occurs because a. ionic solids have low melting points b. atoms in metallic solids are not arranged in a regular pattern c. covalent bonding between sodium and chlorine keeps the solid rigid d. mobile electrons in the copper can shift without disrupting the solid
Answers: 1
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