Find out the heading and air speed
A small airplane fly from town A to town B, that is 200 miles due east. The airplane should reach town B in 2.0 hours. Find out the heading and air speed given that the wind blows at 25 mph in the due west direction.
Expected delivery within 24 Hours
A buffer is prepared by mixing the 475mL of 0.50 M sodium formate and 525 mL of 0.50 M formic acid. Given the Ka= 1.7 X10-4. Determine the pH using both the equation for the ionization showing all the additives to the mixture and by using the Hende
Determine the rotational inertia of the shell about the axis of the rotation? Compute the mass of the shell.
The following sample data have been collected for purpose of testing whether population standard deviation is equal to 40. Conduct the appropriate hypothesis test using α = 0.05
A gaseous sample which is having a mixture of only carbon monoxide and nitrogen occupies a volume of 3.05L at 22°C.
50.0 mL of rhubarb juice are titrated with 0.1000 M NaOH and 36.16mL of this NaOH solution are needed for neutralization. Calculate the weight of oxalic acid per liter of juice, assuming the acidity of the juice is due to oxalic acid,H2C2O
Phosphorite is a mineral that is 25%other non-phosphorus materials and 75% calcium phosphate. Calculate the mass of P4(s) can be formed from 1.0Kg of phosphorite assuming an 80% yield of phosphorus from the calcium phosphate present.
The two similar big parallel metal sheets carry equivalent however opposite charges. If they are 2.00 cm apart, the potential difference among them is 20.0 V. When they are now moved closer until they are 1.00 cm apart, the potential difference am
Why do you think the Cl-C-H bond angles are smaller than the H-C-H bond angles when the H-C-H bond angles in CH3Cl are 111o, where as the Cl-C-H bond angles are 108o.
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