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1. How the size of cations and anions compares to the size of their neutral atoms and explain why
2. Define the term isoelectronic (same # electrons) and how the sizes of isoelectronic atoms compare
3. Define the Octet and Duet rule and how it explains the charges on common ions and both covalent and ionic bonding (for representative elements only)
Draw the structure of the product that is formed when diphenylmethanone undergoes a reaction with PhMgBr
The solid calcium carbonate is placed in water. It reaches equilibrium and has a solubility product constant of 4.95 x 10-9. What is the concentration of calcium if the carbonate concentration
Consider the following standard heats of formation: Standard Heat of formations for the substances:CO2(g) = -393.5 kJ/mol PbO(s) = -151.6 kJ/mol CO(g)
Exactly 500.00mL of 1.000M perchloric acid is used to dissolve 22.10g of the mineral malachite, Cu2CO3(OH)2 (molar mass=221.0g/mol). What volume of 1.000M sodium hydroxide, is necessary to completely neutralize the excess acid?
which of these is true about the following reaction?
Oxone is sometimes used in keeping swimming pool water clean. Describe using chemical reactions how Oxone keeps swiming pool water clean
Nicotine is a poisonous, addictive compound found in tobacco. A sample of nicotine contains 6.16 mmol C, 8.56 mmol H, and 1.23 mmol N ( mmol = millimol = 10-3 mol).
calculate mass of CCl 4 that formed if 1.5 moles of CH 4 react with 1.4 moles of Cl?
Using the same sample of gas ( = 275 , = 43 ), we wish to change the pressure to 2750 with no accompanying change in volume or amount of gas.
If 3.93 g of sodium borohydride contains 2.5 × 10^23 H atoms, how many moles of H are present in 27 cm3 of sodium borohydride (of density 1.074 g/cm3)?Answer in units of mol
explain why the vitamin tablet is crushed before titrating with the iodate titrant.
Calculate the intermolecular collision frequency and the mean free path in a sample of helium gas with a volume of 5.0 L at 27 degrees Celsius and 3.0 atm.
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