Mathematics, 23.06.2019 07:30 Nalolivares

# Tests show that the hydrogen ion concentration of a sample of apple juice is 0.0003 and that of ammonia is 1.3 x 10^-9. find the ph of each liquid using fromula ph=-log|h3o^+|,where h3o^+ is the hydronium ion concentration

Answers: 3

Mathematics, 21.06.2019 12:40

In the past, professional baseball was played at the astrodome in houston, texas. the astrodome has a maximum height of 63.4 m. the height of a baseball t seconds after it is hit straight up in the air with a velocity of 45 ft/s is given by h = -9.8t2 + 45t + 1. will a baseball hit straight up with this velocity hit the roof of the astrodome? use the discriminant to explain your answer.

Answers: 2

Mathematics, 21.06.2019 19:30

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?

Answers: 3

Mathematics, 21.06.2019 20:00

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?

Answers: 2

Tests show that the hydrogen ion concentration of a sample of apple juice is 0.0003 and that of ammo...

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