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What is the most efficient method of converting carbon dioxide into methanol: by chemical, photochemical or electrochemical conversion? How do I decide which one is most efficient? Is there any good websites to read about that?
Do you experimental data substantiate the rule of thumb regarding the effect on the reaction rate of a 10-degree increase in reaction temperature. Briefly explain
How many grams of formic acid, HCOOH, must be added to 0.160 L of 0.150 M sodium formate, HCOONa, to yield a buffer solution with a pH of 4.30? Assume no volume change. Ka of HCOOH = 5.0 10-4.
The same listener measures the sound intensity level 25 dB at the same position as before. How many birds are there on the tree?
Calculate the pI value of the tripeptide:N ( Asp - Gly - Glu ) C
25.00mL of 0.200 M NH3 is titrated by 0.100 M HCL. Methyl red can be utilize as an indicator for the titration. Explain what volume of HCl is required to reach equivalence point? Compute pH before any addition of HCl.
A chilled steel rod at 2.00oC is placed in the water. If the final temperature of the system is 20.39oC, what is the mass of the steel bar?
Problem- Small quantities of oxygen can be prepared in the laboratory by heating potassium chlorate, KCIO3(s). Calculate how many grams of O2(g) can be produced from heating 54.8 grams of KClO3(s)
how many meters away is a cliff if an echo is heard one half second away? assume that sound ws traveled at 343 m/s on that day.
What would be the average atomic mass of the element
What effect would each of the following have on the calculated molecular weight of an unknown. Would the calculated value be higher than the true value. Lower. Same
when a metal was exposed to light at a frequency of 4.00times 1015 s-1 electrons were emitted with a kinetic energy of
Write down the structure of electrophilic intermediate of Friedel-Crafts Alkylation when ethyl chloride is the reactant and what is the role of Aluminium
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