1) A substance that is pH 1 is: a) Strongly acidic b) Weakly acidic c) Alkaline d) Weakly alkaline e) Strongly alkaline f) Neutral 2) A substance that is pH 9 is: a) Strongly acidic b) Weakly acidic c) Alkaline d) Weakly alkaline e) Strongly alkaline f) Neutral 3) A substance that is pH 13 is: a) Strongly acidic b) Weakly acidic c) Alkaline d) Weakly alkaline e) Strongly alkaline f) Neutral 4) A substance that is pH 7 is: a) Strongly acidic b) Weakly acidic c) Alkaline d) Weakly alkaline e) Strongly alkaline f) Neutral 5) A substance that is pH 6 is: a) Strongly acidic b) Weakly acidic c) Alkaline d) Weakly alkaline e) Strongly alkaline f) Neutral

लीडरबोर्ड

दृश्य शैली

विकल्प

टेम्पलेट स्विच करें

ऑटो-सेव पुनःस्थापित करें: ?