Randomly selected agricultural locations
Samples of both surface soil as well as subsoil were taken from eight randomly selected agricultural locations. The soil samples were analysed to find out both surface pH and subsoil pH. Are the above two samples independent or paired? Explain why.
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Determine the concentration of the diluted 1mlof Fe(NO3)3 solution? Transfer 4ml of the 0.0025M of Fe(NO3)3solution to a 100ml volumetric flask. Add distilled water til you fill up to 100ml mark line of the flask.
A base-ball is thrown from the roof of the building of height 20.8 m having an initial velocity of magnitude 10.5 m/s and directed at an angle of 56.4degrees above the horizontal. Determine the speed of the ball just prior to it hits the ground? E
If you obtained (-)-tartaric acid in your experiment, what salt would you obtain in the precipitate? Which isomer of a-phenylethylamine would you get from this in a resolution of a racemic mixture experiment.
At the bottom of the hill the terrain levels out. As the man reaches the horizontal part, he grasps a 20 kg backpack and skis off a 2.0 m high ledge. Find out at what horizontal distance from the edge of the ledge does the man land?
Samples of both surface soil as well as subsoil were taken from eight randomly selected agricultural locations. The soil samples were analysed to find out both surface pH and subsoil pH. Are the above two samples independent or paired?
Determine the mass of the sample of silver (g). It takes 1.15 kJ of energy to heat a sample of pure silver from 12.0°C to 14.9°C.
The next day, the volume of air filled balloon has decreased by 4.7 %. Two identical balloons are filled to the same volume, one with air and one with helium. By what percent has the volume of the helium filled balloon decreased?
After the other 9.90 s, he throws a mallet having a speed of 6 m/s in the similar direction. The mallet consists of a mass of 1050 g. Determine how fast is the astronaut moving after he throws the mallet?
Graph of F(x)=x3 is shifted six units left , stretched vertically by the factor of 4, reflected in y axis and three units up. Determine equation of described function?
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