In region A, the average pH value of the rainfall is 4.2. Find the average concentration of hydrogen ions left bracket Upper H Superscript plus right bracket in the rainfall. How much more acidic...

In region A, the average pH value of the rainfall is 4.2. Find the average concentration of hydrogen ions left bracket Upper H Superscript plus right bracket in the rainfall. How much more acidic...

Celestial object A is approximately negative 14.5 times brighter than celestial object B. (Use scientific notation. Use the multiplication symbol in the math palette as needed. Round to two decimal...

a. Find the earthquake intensity I in terms of the zero-level earthquake intensity Upper I 0 . b. Find the energy released by the earthquake. m=7.7

We are working on the quadratic formula

Need the short piece and the long piece as answers

If there are 320,000,000 people in the U.S. n 50,000,000 of those people reside in California. What percentage of the population resides in California

A man has 275000 invested in three properties. One earns 12%, one 10% and one 8%. His annual income from the properties is $26000 and the amount invested at 8% is twice that invested at 12%. How much...

of the vehicles

The Phoenix suns won two more than three times as many games as they lost. The suns played 82 games. How many wins and losses did the team have?

Anew parking lot has spaces for 450 cars. The ratio of spaces for full-sized cars to compacts cars is 11 to 4. How many spaces are for full-sized cars? How many spaces for compacts cars?

There are 2 candy bars. Three friends want to share them evenly. How much would each friend get?

A giant California redwood tree 36 m tall craft in a violent storm and fell as if hinged. The tip of the ones beautiful tree hit the ground 24 m from the base. Researcher redwoods wishes to...

Amaris sister is away at college and he wants to mail her a 34 in. Baseball bat. The packaging service sells only one kind of box, which measures 24 in. By 20 in. By 12 in. What is the length of the...

tickets for a school play cost $4 for adults and $2 for kids and the sell 105 tickets making 360 how much does each ticket cost x represent adult tickets and y represent kid tickets &nb...

If I have 48 bales of hay and each bale cost 31.29 how much do i owe?

How Do I solve how many sheep he has

you nee dot find the unit rate then anser the question

A small lake is stocked with a certain species of fish. The fish population is modeled by the function P(t)=25/1+3e-0.07t, where P is the number of fish in thousands and t is measured in years...

Given the half-life of cesium-137 is 30 years a)find the equation in base 1/2 and a second equation in base e of the amount of cesium that remains after t years b)how many years will it take...

Find the number of years needed to triple an investment that is earning a 7.5% interest as follows: a)the interest is compounded annually b) the interest is compounded continuously

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