The discipline of chemistry serves as the basis for research, technology, and business. The biological sciences’ fundamentals are established by it. A wide awareness of daily living is what the chemistry course aims to give its students. Students who use it will be better able to comprehend how things are created and how each component is chemically composed. For most students, chemistry is a very difficult subject due to a combination of all these variables. However, writersabc will make every assignment simple and straightforward. An example of a query is given below.
A) Which of the following pairs cannot be mixed together to form a buffer solution? Why?
A. NH3, NH4Cl
B. KOH, HF
C. NaC2H3O2, HCl
D. H3PO4, KH2PO4
E. RbOH, HCl
I already know the answer is E. I want help understanding when we can rule out choices B and C.
B) For a solution equimolar in HCN and NaCN, which statement is false?
Without giving all the choices, the false choice is “The [H+] is larger than it would be if only the HCN was in solution.”
Why? How would I know this?
C) A buffer containing 0.200 M of acid, HA, and 0.150 M of its conjugate, A-, has a pH of 3.35. What is the pH after 0.015 mol of NaOH is added to 0.500 L of the solution.
How do I solve this?
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If an attempt fails to produce any results, the student may quit up or think that chemistry should be optional since they think it is challenging or may be time-consuming in terms of the practise needed. But writersabc have the best authors who are fast and at an affordable rate.