3 years ago

How do you solve this problem?

Mathematics

1 answer:

kykrilka [37]3 years ago

5 0

You can multiply 8 times 9 to get 72 and then move the decimal over to the right to get the answer of 7.2

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Luda [366]

Answer:

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Step-by-step explanation:

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3 years ago

Write the following comparison as a ratio reduced to lowest terms 31 hours to 7 days

alina1380 [7]

31:7 days hope this helps.

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2 years ago

Tests show that the hydrogen ion concentration of a sample of apple juice is 0.0003 and that of ammonia is 3.1 x 10^-9. Find the

scoundrel [369]

PH can be calculated using the following equation
pH = -log [H₃O⁺]
for apple juice the hydronium /hydrogen ion concentration is 0.0003
pH = -log (0.0003)
pH = 3.5
correct answer is C

For ammonia
pH = -log (3.1 x 10⁻⁹)
pH = 8.5
answer should be 8.5

5 0

3 years ago

Read 2 more answers

Which expression is equivalent to 3(-5x + 2) + 20x - 7

lukranit [14]

about Answer: The correct answer would be d) 5x - 1

Step-by-step explanation:

Simplify or Evaluate the expression and Combine like terms

3(-5x + 2) + 20x - 7

Learn more about how to solve the problem here: brainly.com/question/17829483

7 0

2 years ago