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Calculate the concentration of NaOH if 25. ml of the solution is needed to neutralize 18.9 ml of .237 M HCl
0.100 moles of benzoic acid and 0.100 moles of sodium benzoate are added to 1.000 liter of water. What is the final pH
Cars were timed by police radar as they passed in both directions below a bridge. Their velocities (kilometres per hour, numbers of cars in parentheses) to the east and west were as follows
At a certain concentration of reactants the rate of appearance of water in the following reaction is 0.26 M/s.
Give the major force between acetone and chloroform ion-dipole dipole-dipole hydrogen bonding dispersion ion-ion and can you also please explain why
what is the dosage of quinine when a 170lb adult takes a 400.0 mgtablet? Express in ug quinine per kg of body weight.
What is the value of Kc for the following reaction at equilibrium? CO2(g) +H2(g) CO(g) + H20(g) if [CO]=0.20M, [H20]=0.30M, [Co2]=0.30M. and [H2]=0.033M
You are given solutions of HCl and NaOH and must determine their concentrations. You use 27.8 mL of NaOH to titrate 100. mL of HCl and 22.8 mL of NaOH to titrate 50.0 mL of 0.0790 M H2SO4.
What is the velocity of a hydrogen molecule after absorbing a photon @ 58.4 nm. What is the translational energy of the molecule in J mol-1
how long will it take for the concentration for XY to decrease to 12.5% of its initial concentration when its 0.100M. Rate constant is 7.12 *10^-3.
In the periodic table, the element hydrogen is sometimes grouped with the alkali metals and sometimes with the halogens. Explain why hydrogen can resemble the Group A1 and the Group 7A element
If 1.0 mL of vinegar needs 22.5 mL of 0.195 M NaOH to reach the equivalence point in the titration, what is the molarity of the original vinegar solution?
Based on the data gathered in the Rutherford's scattering experiments, the concept of atomic structure was modified. Which of the following aspects of the structure of the atom were validated by these experiments
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