How do you find the central atom of a chemical compound
How do you find the central atom of a chemical compound? The general way is the element with the lowest number of lone electrons but how do you know when the number is the same?
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Define the population random variable and state the information given about it. For (b), (c) and (d), define the random variable for each one and state its distribution (if known).
Determine the heat supplied to the heat engine by the heat source, in kJ, and the temperature of the heat source, in oC.
You are considering two types of tires for your car. The prices of both types are approximately the same. You decide to buy the tire which has the highest average of durability, in terms of the number of miles it will alst before wearing out.
Calculate the number of moles of HNO3 reacting when 50.0mL of 1.00M HNO3 and 50.5 mL of 1.00M NaOH solution are mixed.
If the distance between the pitcher's point of release and the catcher's glove is exactly 60.5 ft, how many full turns does the ball make between release and catch? Neglect any effect of gravity or air resistance on the ball's flight.
Calculate the net reaction force components due to the hinge(s) in the x, y, and z directions. Assume the coordinates of A are (0,0,4) and B are (2,4,2).
A horse race has 14 entries. Assuming that there are no ties, what is the probability that the four horses owned by one person finish first, second, third, and fourth?
Calculate the heat transferred from a reaction of 50.0 mL of 1.00MHNO3 with 50.5 mL of 1.00M NaOH solution. Assume the heat capacity of the mixture is 3.89 J g-1deg-1.
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