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In the incomplete structure below for the CH3CHCHCN molecule, the carbon atoms are labelled with the letters "a" through "d" to identify them. Complete the structure by adding bonding pairs or lone pairs as appropriate. Then answer the questions that follow.
Some of the formulas below could be either molecular or empirical formulas; however, some could only be molecular formulas. Which of the following formulas must be molecular formulas
if a raindrop weighs 65 mg on average and 5.1x10^5 raindrops fall on a lawn every minute what mass in kg of rain falls in 1.5 hours
Compare a refrigerator set at four degree celcius and a freezer set at minus twenty degree celsius, both of which are operating in the room at the temperature of eighteen degree celsius.
2NO2 + Cl2 = 2NOCl The inital pressure of NO2 was 1.577 atm and the inital pressure of Cl2 was 0.427 atm. At equilibrium, the partial pressure of NOCl is 0.624 atm. Calculate K.
When the electron cloud of a molecule is easily distorted, the molecule has a high ?
frank and oswalt report a molar absoptivity of 4700 l mol -1 cm-1 for the thiocyanatorironiii ion. what t would you
What is the chemical symbol of arsenic
Consider the titration of 80.0ml of 0.100M Ba(OH02 by 0.400 M HCl. Calculate pH of the resulting solution after 20.0mL of HCl is added.
Calculate the pH at the equivalence point for the titration of 0.20 M HCl with 0.20 M NH3 (Kb = 1.8x10-5)
If a student determined that the circumference of a balloon filled by the boiling point of liquid nitrogen was 45 cm, what volume of nitrogen gas has been generated?
Butyric acid is responsible for the odor in rancid butter. A solution of 0.25 M butyric acid has a pH of 2.71. what is the Ka for the acid
question 1 magnesium chloride is often used to salt ice that has accumulated on roadways. why would magnesium chloride
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