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Linear, Trigonal Planar, Angular, Tetrahedral, Trigonal Pyramidal,which molecular geometry are polar and which are non polar. Alsowhat is the easiest way to determine the polarity of a molecule.
Given f(x)= x^4-4x^3-x^2+14x+10. Find the possible zeros in the polynnomia function roots. (b) Identify the actual real root using the synthetic division rule.
Find a simple formula for the area of an oblique SAS triangle (a triangle that is not a right triangle for which you know the lengths of two sides and the measure of their included angle)?
A 2.14-L sample of hydrogen chloride(HCl) gas at 2.61 atm and 301Kis completely dissolved in 668mL of water to form hydrochloric acidsolution. Calculate the molarity of the acid solution. Assume no
A solid uniform sphere and a uniform spherical shell, both having the same mass and radius, roll without slipping down a hill that rises at an angle (theda) above the horizontal. Both spheres start
Complete the following. (a) List all the possible rational roots. (b) Indentify one actual root using synthetic division.. (c) Use the root is part b to solve the equation.
A uniform board 12 ft long weighs 10 lbs. Two feet from the left end is centered a 3lbs structure. How far from the left end is the balance point i.e. the point at which if you applied 13 lbs upward
At Lizzie's Waffle House the profit, in dollars, is a function of the number, x, of waffles sold in a day with. How many waffles need to be served to make the maximum profit?
A concentration of 8.00 x 102 ppm by volume of COis considered lethal to humans. Calculate the minimum mass of CO ingrams that would become a lethal concentration in a closed room17.6 m long,
What is the magnitude and direction of the force , F that will keep this object in equilibrum? 45n 30 degres right then 45 degres down and f points two the left what is F.
A 1.00 g sample of NH4NO3 is decomposedin a bomb calorimeter. The temperature increases by 6.12°C.What is the molar heat of decomposition for ammonium nitrate? Molar mass, NH4NO3 80.0
A 3500kg statue is placed on top of a cylindrical concrete (Y = 2.3 x 1010N/m2) stand. The stand has a cross sectional area of 7.3 x 10-2m2 and a height of 1.8m. By how much does the statue compress t
What is the magnitude of the resulting impedance, z, (in ohms) and current I, (in amps) when it is hooked up to a 60 hz 220v outlet?
Identify the limiting reactantc) Predict the appearence of the substances left in the reaction container once the reaction is compleate.
Philippine Aviation design calls for a lift due to the net force of moving air on the wing of about 2000N per m2 of wing area.
What is the change in entropy of 10 mol of ethylene if the gasis initially at 200oC and 800 KJ of heat is added into the system?Assume steady flow process and atmospheric pressure.
A wire 50.0 cm long and under tension 400N is placed near a louderspeaker fed by an audio oscillator of variable frequency. As the frequency of the oscillator is varied over the range 500-1500 Hz ,
A 6-ft tall man walks away from a 15-ft tall streetlight at 6 ft/sec. How fast is his shadow increasing when he is 8 feet from the light pole?
If a 58g sample of metal at 100degrees C is placed into acalorimeter containing 60 g of water at 18 degrees C, the temp ofthe water raised to 22 degrees C.
Why were the relative intensities of an element's spectral line not all the same?
A 30-foot ladder is leaning up against a roof that is 20 feet above the ground. How far from the building is the foot of the ladder? What is the angle between the ladder and the ground?
A vibration in a beam caues the load to sway up and down 2.8 inches 24 tmes in a minute. when (in s) does the deflection first reach 1.0 inch below equilibrium?
The helium neon lasers usually used in classrooms typically provide an intensity of about 1m/W/mm^2. What are the rms electric and magnetic fields for such a beam.