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1) Put the following atoms in order of increasing atomic radius: F,Sr,Ag,Ba
2) Put the following atoms in order of increasing ionic radius: Sr^2+, S^2-, Cl^-, Li^+
3) Put the following atoms in order of increasing electron affinity: N, Be, Cs, Bi
4) Calculate the average atomic made of boron which has 2 isotopes. Boron-10 has an abundance of 19.9% and boron-11 has an abundance of 80.1%
What is the alkali-aggregate reaction? List some of the rock types that are vulnerable to attack by alkaline solutions. Discuss the effect of aggregate size on the phenomenon.
"Crossed" or "mixed" aldol condensations are practical for synthesis, if one of the aldehydes (or ketones) has no alpha-hydrogen atoms. Explain.
Chlorine has an average atomic mass of 35.453 amu. The main isotopes of chlorine are 35Cl which has an atomic mass of 34.968 amu and 37Cl, which has an atomic mass of 36.956amu. Given this, what is the percent abundance of each isotope in natural ..
an auto mechanic spills 85 mL of 2.6 M H2SO4 solution from a rebuilt auto battery. How many milliliters of 2.5 M NaHCO3 must be poured on te spill to react completely with the sulfuric acid.
Because of increasing evidence of damage to the ozone layer, chlorofluorocarbon (CFC) production was banned in 1996. However, there are about 100 million auto air conditioners
Harmonic Function Morse Function Lennard Jones Function How do I determine the frequency of an absorption spectroscopy line
If you wanted to prepare a solution of CO in water at 25 degrees Celsius in which the CO concentration was 2.5 mM, what pressure of CO would you need to use?
A voltaic cell consists of a Mn/Mn2+ electrode (E°= -1.18 V) and a Fe/Fe2+ electrode (E°= -0.44 V). Calculate [Fe2+] if [Mn2+] = 0.050 M and Ecell = 0.78 V at 25°C.
Calculate the amount of heat liberated (in kJ) from 325 g of mercury when it cools from 81.9°C to 10.0°C.
How many liters of H2 at 23.0C and 733mm Hg are released when 1.98g of Na reacts with unlimited water?
The principal quantum number (n): A. specifies the principal shell of the orbital. B. specifies the subshell of the orbital. C. specifies the 3-D shape of the orbital
Exactly 34.42 mL of 0.1013 M NaOH is used to titrate a 25.00 mL sample of H2SO4. What is the concentration of the sulfuric acid?
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