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PH 75 is the most acid.
pH 9 - pH 4 = pH 5 It is stronger by 5 pH.
Most acidic is substance of pH of 2, then of pH of 5 and the substance of pH 7 is neutral and the substance of pH 11 is basic
The lower the pH, the more acidic the solution is. Remember, pH 7.0 is H2O. As pH decreases below 7, the solution's acidity increases. As pH increase above 7, the basicity of the solution increases. Hence, in the choices you provided, pH 1.0 is most acidic.
pH 0 < acidic < pH 7 neutral = pH 7 pH 7 < basic < pH 14
Coffee is PH neutral. The acidic quality is a flavor characteristic, not an actual acid ph quality.
Several factors affect the rate at which enzymatic reactions proceed - temperature, pH, enzyme concentration, substrate concentration, and the presence of any inhibitors or activator
Hydroxide relaxers are not compatble with thio relaxers, permanent waving, or soft curl permanents because they use a different chemistry. Thio relaxers use thio to breake the disulfide bonds. The high pH of a thio relaxer is needed to swell the hair but it is the thio that breaks the disulfide bonds. Hydroxide relaxers have a pH that is so high that the alkalinity alone breaks the disulfide bonds. Hydroxide relaxers are not compatble with thio relaxers, permanent waving, or soft curl permanents because they use a different chemistry. Thio relaxers use thio to breake the disulfide bonds. The high pH of a thio relaxer is needed to swell the hair but it is the thio that breaks the disulfide bonds. Hydroxide relaxers have a pH that is so high that the alkalinity alone breaks the disulfide bonds.
PH 75 is the most acid.
pH=6,4
pH 9 - pH 4 = pH 5 It is stronger by 5 pH.
neither pH
Most acidic is substance of pH of 2, then of pH of 5 and the substance of pH 7 is neutral and the substance of pH 11 is basic
The lower the pH, the more acidic the solution is. Remember, pH 7.0 is H2O. As pH decreases below 7, the solution's acidity increases. As pH increase above 7, the basicity of the solution increases. Hence, in the choices you provided, pH 1.0 is most acidic.
The pH is determined with a pH-meter.
pH 0 < acidic < pH 7 neutral = pH 7 pH 7 < basic < pH 14
Most probably PH 12, that is if you add 8+4