Mathematics, 29.11.2019 02:31 0143623
Acidity is measured on the ph scale. the acidity of a substance is given by ph=−logh, where h is the concentration of hydrogen ions. if a substance has a ph of 6, which equation could be used to find its h value?
Answers: 2
Mathematics, 21.06.2019 20:50
Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c
Answers: 3
Mathematics, 21.06.2019 23:00
Which equation shows y= 3 4 x− 5 2 in standard form? a 4x−3y=10 b 3x−4y=10 c 3x−4y=−10 d 4x−3y=−10
Answers: 1
Acidity is measured on the ph scale. the acidity of a substance is given by ph=−logh, where h is the...
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