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Draw two pictures. One of a graduated cylinder filled with liquid in which it is possible to read its volume as 10.oo ml and one of a second graduated cylinder filled with liquid in which it is possible to read its volume as 10. mL
Volume of acid (HCl) used= 14.1 mL ;Volume of base (NaOH) used= 22.4 mL; Molarity of standard base (NaOH)= 0.20 M What is the molarity of the acid solution?
The standard change in Gibbs free energy is deltaG= -32.8kJ/mol. What is deltaG for this reaction at 298K when the partial pressures are PNO= .200atm, PO2= .100atm, and PNO3= .850atm
How many valence electrons does one molecule of aspartame have? What are the bond angle measurements of aspartame?
can you find out the name and formula of the unknown compound and determine the identity of the element?
Using a sample of CO 2 occupies a 2.54dm^3 container at STP. Determine the volume of the gas at a pressure of a temperature of 26.0 degree Celsius and 150.0 kPa?
what is the value of Kp for this reaction at this temp? what wold be the effect of an increase in pressure on the amount of SO_3 produced? what wold the effect of an increase in temp on the amount of SO_3 produced? (use relevant data from Appendix..
How many calories of heat are necessary to raise the temperature of 350 ml of water from 1.00oC to 5.00oC.
given that the molar enthalpy of vaporization delta h for H2O(l) is 44kj at 298k, what is the standerd enthalpy change for the reaction 2H20(G)+ O2(g)---->2H2O(G)?
A red laser pointer emits light with a wavelength of 650 nm. What is the energy (in J) of a photon of light of this wavelength?
When exactly 0.500 mL of 0.0287 M Cu(N03)2 was added the signal increased to 37.9 units. Calculate the molar concentration of Cu^2. assuming that the signal was directly proportional to the analyte concentration.
An acid solution is 0.120 M in HCl and 0.210 M in H2SO4.What volume of a 0.160 M KOH solution would have to be added to 550.0 mL of the acidic solution to neutralize completely all of the acid.
Solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. How many molecules of Hydrogen gas are formed when 48.7g of sodium are added to water?
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