Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Assignment:
Answer this please
The number 43 is also the answer to the "Chicken Nugget Problem": What is the largest number of McNuggets that you can't buy using only packs of 6, 9, and 20? It is also the atomic number of technetium, the lowest atomic number of any element that does not possess stable isotopes. 43 is also the code for direct dial international phone calls to Austria, and George W. Bush was the 43rd President of the United States. Can these all be coincidences? Look up "apophenia" and explain how it can be harmful to a scientist looking at small datasets.
A solution of methylamine CH3NH2 has a pH of 10.64. How many grams of methylamine are there in 100.0 ml of solution
Consider the combustion of liquid ethanol. a) Write the complete balanced chemical equation for the reaction, including state subscripts. b) Calculate the change in enthalpy per mole of ethanol.
2 FeS + 3 N2 → 2 FeN + 2 SN2 This reaction has a 65.0% yield. How much N2 is consumed if 13.6 g of FeN are produced?
analyze run-off water for the presence of a.heavy metals b. benzene-toluene-xylenes and c. polynuclear aromatic
Calculate the percentage yield of 1M of potassium chromate (50 ml) and Lead (II) nitrate 1 mol (50ml) Which best represents the rate equation for the rate-determining step of this reaction
Calcium in blood or urine can be determined by precipitation as calcium oxalate CaC2O4. The precipitate is dissolved in strong acid and titrated with potassium permanganate. The products of the reaction are carbon dioxide and Manganese ii ions.
classify each solute represented in the following equations as a strong, weak, or nonelectrolyte: a)CH3-OH(l) H2O> CH3-OH(aq). b)MgCl2(s) H2O> Mg2+(aq) + 2Cl-(aq). c) HClO(aq) H+(aq) + ClO-(aq)
calculate the number of water molecules that can be prepared from 664 h2 molecules and 664 o2
Stock solution A is prepared by dissolving 165.1 mg of ferrous ammonium sulfate in water and diluting to volume in a 500-mL volumetric flask. Calculate the concentration of iron, in ppm, in stock solution A.
Stricly speaking why is it incorrect to speak of a melting point. What effect would incomplete drying of a sample have on a melting point
Problem- Please explain the difference between an ion trap, a quadrapole mass spec and a time of flight mass spec
assume you are performing the calibration step of experiment 8 and you begin with 70 g of water at 20 ocand 70 g of
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd