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aleksklad [387]
2 years ago
10

Got It? Chemistry The pH of a substance equals -log[H+], where (H+] is

Mathematics
2 answers:
Natali5045456 [20]2 years ago
6 0

Answer:

The substance A has a greater pH.

pH is directly proportional to hydrogen ion concentration [H+], i.e the higher the [H+], the higher it pH.

Greater pH level - lesser pH level is 14.

why? it is so because, on the standard pH scale the highest point is 14 and the lowest point is 0.

Therefore the difference between those points is 14.

Naya [18.7K]2 years ago
4 0

Answer:

123k12

Step-by-step explanation:

You might be interested in
What is t+8=15 write how u found out show ur work thanx plz hellppppp
Pachacha [2.7K]

The answer is the number that 't' must be in order for the equation
to be a true statement.

Here's how to find it:

Write                                             t + 8 = 15

Then subtract 8 from each side:  <em>  t      =  7</em>


8 0
3 years ago
Read 2 more answers
Not sure how to solve this
Diano4ka-milaya [45]

Step-by-step explanation:

You just have to plug the numbers they give you into the equation. For the first one, you have 0 + 5y = 10; 5y = 10; y = 2. For the second one, x + 5(0) = 10; x + 0 = 10; x = 10. And lastly, for the third one, x + 5(6) = 10; x + 30 = 10; x = -20.

7 0
3 years ago
Solve the system:
miv72 [106K]

Answer:

B) (0, 0)

Step-by-step explanation:

It is where the two figures intersect on the graph!

<u><em>Hope this Helps!! :))</em></u>

8 0
3 years ago
X= -1/5; f(x) = (25/2)x + (-91/2) =
Diano4ka-milaya [45]

Answer:

Write the problem as a mathematical expression.

X=−1/5; f(x)=(25/2)x+(−91/2)

Replace the variable x with x=−1/5 in the expression.

f(−1/5)=(25/2)(−1/5)−91/2

Simplify the result.

−48

Step-by-step explanation:

4 0
3 years ago
I don’t know how to do it please help
madreJ [45]

Answer:

37.5

Step-by-step explanation:

First you have to realize that these are similar triangles.

You can do a easy cross multiplication with these types of questions by forming an equation with the similar angles.

put the smaller above the decimal and the bigger one below like this.

\frac{8}{25}=\frac{12}{x}

Now cross multiply

8x=300

x=37.5

5 0
3 years ago
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