Which of the following statements about buffers is true? -triyambak.org

Practice Questions

TLS Online TPP Program

#Question id: 378

Which of the following statements about buffers is true?

#Unit 1. Molecules and their Interaction Relevant to Biology

A buffer composed of a weak acid of pKa = 5 is stronger at pH 4 than at pH 6.
At pH values higher than the pKa, the salt concentration is higher than that of the acid.
The strongest buffers are those composed of strong acids and strong bases.
When pH = pKa, the weak acid and salt concentrations in a buffer are equal.

More Questions

TLS Online TPP Program

#Question id: 5445

#Unit 8. Inheritance Biology

A plant height in Maize is control by 3 pair of polygene .Two varieties of maize averaging 120 and 60 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 90 inches in height. What is percent of F2 progeny that is resemble with either 120 cm or 60 cm height?

TLS Online TPP Program

#Question id: 24138

#General Aptitude

SPY : CLANDESTINE

TLS Online TPP Program

#Question id: 4316

#Unit 3. Fundamental Processes

Which of the following processes do normal proto-oncogenes typically exhibit?

TLS Online TPP Program

#Question id: 1269

#Unit 4. Cell Communication and Cell Signaling

Which of the following constituents are not found in most basal laminae?