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1) Which absorption band is more intense; a band due to a single S-O bond or a band due to a single Si-C bond? 2) Compound A (C21H32) decolorizes a solution of bromine in CCl4. In the presence of Pt and excess H2 compound A undergoes conversion to compound B (C21H40). How many rings does compound A possess? If you could walk me through these
Compute the number of moles of Chlorine atoms in 3.01×10^24 formula units of magnesium chloride,MgCl2 .
What is the mass in grams of 2.75 moles of CH4, How many moles are in 365 grams of K2SO4.
a sample of nitrogren gas is collected in a 100 mL container at a pressure of 688 mm Hg and a temperature of 565 degrees C. how many grams of nitrogen gas are present in gas sample?
If 15 grams of copper (II) chloride react with 20 grams of soduim nitrate, how much sodium chloride can be formed?
vinegar contains 5.0 g of acetic acid, CH3COOH,in 100.0 mL of solution. Calculate the molarity of acetic acid vinegar.
A 10.00 mL sample of a solution of hydrofluoric acid,HF, is diluted to 500.00 mL. A 20.00 mL sample of the diluted solution requires 13.51 mL of a 0.1500 M NaOH solution to be titrated to the equivalence point.
A proton in a linear accelerator has a de Broglie wavelength of 117pm. what is the speed of the proton?
Calculate the kinetic energy of the goose in joules if the goose has a mass of 16.8lb (pounds) and is flying at 10.3miles/h (miles per hour). ?
Describe in detail the manufacture of silicon crystals. Describe the process
when ethane (C2H6) is burned, how many grams of oxygen are needed to react with 477 grams of ethane?
Calculate the effective charges on the I and Br atoms in IBr, in units of the electronic charge e.
What is the pH of the solution created by combining 11.20 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)?
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