General Chemistry Answers

Questions: 24 781

Answers by our Experts: 24 702

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Search & Filtering

How can I calculate the quantity of oxygen in freshwater in a 50L bucket at an altitude of 5000m above sea level


Calculate the ppm of fluoride in a sample of tooth paste containing 0.2g/l of fluoride.
The freezing point of a sample of naphthalene was found to be 80.6 oC. When 0.512 g of a substance is dissolved in 7.3 g naphthalene, the solution has a freezing point of 75.2oC. What is the molar mass of the solute. The Kf of naphthalene = 6.80oC/m.


PS. If you can, please include a complete solution. TIA

A human red blood cell has on average a diameter of 8.0E+0 microns (1 micron = 1ųm). What is this in nanometers ?


What is O2?


Suppose that we titrate 100.0 ML of 0.0500 M Fe^+ with 0.100 M Ce^4+, by using the cell and figure 16-1. The equivalence point occurs when Vce^4+ = 50.0ml because the Ce^4+ is twice as concentrated as the Fe^2+.

Calculate the cell voltage at 36.0, 50.0 and 63.0ml 


Explain the importance of noble gases in making light bulb, especially neon bulb


A solution containing 0.04mol silver nitrate is added to a solution containing 0.06mol sodium chloride. What mass of the precipitate forms?

Consider THREE (3) compounds; dimethyl ether, ethanol, and propane having boiling points, NOT necessarily in the correct order of ─42.1°C, ─24.8°C, and 78.4°C


Predict with explanation the melting and boiling points for methylamine based on the given compounds.


if i add 50 ml of water to 125 ml of a 0.18m NaOH solution, what will the molarity of the diluted solution be?


LATEST TUTORIALS
APPROVED BY CLIENTS