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The pH scale is a measurement system that indicates the concentration of ____________________ in solution.
The pH scale is a measurement system that indicates the concentration of : H+ ions
Expert answered|sujaysen|Points 2628|
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Asked 9/20/2012 12:35:45 PM
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Using the formula , where d is the distance in miles, r is the rate, and t is the time in hours, at what rate must you travel to cover 212.5 miles in 2.5 hours? (1 point)71 mph 106 mph 150 mph 85 mph
Weegy: 106 mph (More)
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Updated 9/20/2012 6:46:35 AM
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d=r*t
212.5=r*2.5
r=212.5/2.5
r=85

You must travel 85 mph to cover 212.5 miles in 2.5 hours.
Added 9/20/2012 6:46:35 AM
What is the simplified form of the expression 13[62 ÷ (52 – 42) + 9]? a)169 b)585 c)181 d)26
Weegy: 585*9%*6= 315.90 (More)
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Asked 9/19/2012 9:13:06 PM
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Simplify the expression . 4sg over negative 5g
Weegy: The result of (4 (a b))/(6 a) is (2 b)/3. The a cancels out and the 4/6 simplifies to 2/3. (More)
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Updated 9/20/2012 6:34:03 AM
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Your answer is irrelevant.
Added 9/20/2012 6:34:04 AM
What is the simplified form of the expression 13[62 (52 42) 9]? (1 point)169 585 181 26
Weegy: please specify your question. (More)
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Asked 9/19/2012 9:06:05 PM
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You made two deposits to your bank account this month. One deposit was $17.92, and the second deposit was $15.33. Your balance at the end of the month is $72.31, and you made no withdrawals. Write and evaluate an expression for your balance at the beginning of the month. (1 point)$72.31 + ($17.92 – $15.33); $74.90 $72.31 – ($17.92 – $15.33); $69.72 $72.31 + $17.92 + $15.33; $105.56 $72.31 – $17.92 – $15.33; $39.06
Weegy: $72.31 ? $17.92 ? $15.33; $39.06 User: You made two deposits to your bank account this month. One deposit was $17.92, and the second deposit was $15.33. Your balance at the end of the month is $72.31, and you made no withdrawals. Write and evaluate an expression for your balance at the beginning of the month. a)$72.31 + ($17.92 – $15.33); b)$74.90 $72.31 – ($17.92 – $15.33); c)$69.72 $72.31 + $17.92 + $15.33; d) $105.56 $72.31 – $17.92 ... (More)
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Asked 9/19/2012 9:32:28 PM
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