What volume of potassium hydroxide was titrated
A 0.521 M potassium hydroxide solution is titrated to the equivalence point by 15.27 mL of a 1.240 M phophoric acid solution.Q. what volume(in mL) of potassium hydroxide was titrated?
Expected delivery within 24 Hours
How many grams of NaCN would you need to dissolve in enough water to make exactly 425 mL of solution with apH of 10.00?
A concave makeup mirror has a radius of curvature of 25cm. How close to the mirror should a young woman's nose be in order to see an image enlarged by three times? Draw a ray diagram to illustrate this after you find the answer.
0.800 moles of an unknown mono basic weak base are added to1.70 L of water. The resulting solution has a pH of 9.500. What is the Ka of the conjugate acid of the unknown base? Assume no change in volume.
Requests for credit card approval issued from Metro Market foramounts in excess of $400 are denied 15% of the time. Given that the 51st such creditdenial occured on the 301th requests, determine the probability that at least 12 of the first 50 of
A recent insurance industry report claimed that 40 percent of those persons involved in minor traffic accidents this year have been involved in at least one other traffic accident in the last five years. An advisory group decided to investigate th
When the x coordinates of the atoms are equal, a magnetic field perpendicular to their motion is turned on so that the atoms collide head-on. What are (a) the magnitude and (b) the direction of the magnetic field?
A certain sample of brine has 3.87% NaCl by mass. A 75.0 mL sample weighs 76.9 g. How many litres of this solution should be evaporated to dryness to obtain 725 kg NaCl?
Consider a damped harmonic oscillator. After four cycles the amplitude of the oscillator has dropped to 1/e of its initial value. Find the ratio of the frequency of the damped oscillator to its natural frequency.
1937907
Questions Asked
3,689
Active Tutors
1455964
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question: What is meant by indigenismo (Keywords in Week 2)? What is las cronicas de castas (Cope)?
Staying with Nigeria, rewind the year to 1950. Using the +5 year control, fast forward in 5 year increments until you reach 2020.
Real-Life Cat and Mouse Chase: Understanding the Perceptions and Attitudes of Street Vendors of Metro Manila towards MMDA Regulation No. 03-004
Identify problems and concerns that contributed to the many race-related protests and unrest during the 2020 year.
When people get involved in community and social change but do not hold official political positions, which of the terms best describes what they are part of
How is it rational for the owner of a factory or plantation to work his laborers to death or disability when they can easily be replaced cheaply?
Based on the chapter by Allen Furr on the sociology of mental illness, How do sociological models help you understand mental illness differently