Water, pH and Macromolecules The strength of an acid depends on number of neutrons gain number of protons released electronegativity number of double bonds number of neutrons gain number of protons released electronegativity number of double bonds ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The dissociation constant of H2O at 25° C is 10-7 M 1014 M 107 M 10-14 M 10-7 M 1014 M 107 M 10-14 M ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules What is the concentration, in moles/liter, of the hydrogen ion, if pH of a solution is 7? 7 1 x 10-7 5 x 10-7 7 x 10-7 7 1 x 10-7 5 x 10-7 7 x 10-7 ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following statements about water is correct? All of these It is critical for many of the chemical processes found in living systems Polar substances that can form hydrogen bonds will dissolve in it Nonpolar substances like oils are not soluble in it All of these It is critical for many of the chemical processes found in living systems Polar substances that can form hydrogen bonds will dissolve in it Nonpolar substances like oils are not soluble in it ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Weak acids generally have pKa values less than 1 that cannot be used to buffer been seldom found in living systems pKa values greater than 2 values less than 1 that cannot be used to buffer been seldom found in living systems pKa values greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The elements oxygen, nitrogen, and carbon All of these can all form covalent bonds with other elements contain protons and neutrons in their atomic nuclei are common elements in the molecules that make up living organisms All of these can all form covalent bonds with other elements contain protons and neutrons in their atomic nuclei are common elements in the molecules that make up living organisms ANSWER DOWNLOAD EXAMIANS APP
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