Mathematics, 18.03.2021 18:30 jaylene12345678910
The equation for the pH of a substance is pH = -log|H*], where H+ is the concentration of hydrogen ions. A basic
solution has a pH of 11.2. An acidic solution has a pH of 2.4. What is the approximate difference in the concentration
of hydrogen ions between the two solutions?
Answers: 3
Mathematics, 21.06.2019 17:00
Parks is wearing several rubber bracelets one third of the bracelets are tie dye 1/6 are blue and 1/3 of the remainder are camouflage if park swears to camouflage bracelets how many bracelets does he have on
Answers: 2
Mathematics, 21.06.2019 17:30
One positive number is 9 more than twice another. if their product is 95, find the numbers
Answers: 1
Mathematics, 21.06.2019 20:30
William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)
Answers: 2
Mathematics, 21.06.2019 21:00
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
The equation for the pH of a substance is pH = -log|H*], where H+ is the concentration of hydrogen i...
History, 25.12.2021 14:00
Mathematics, 25.12.2021 14:00
English, 25.12.2021 14:00
Biology, 25.12.2021 14:00
World Languages, 25.12.2021 14:00
World Languages, 25.12.2021 14:00
English, 25.12.2021 14:00
Chemistry, 25.12.2021 14:00
Mathematics, 25.12.2021 14:00
Mathematics, 25.12.2021 14:00
English, 25.12.2021 14:00
Physics, 25.12.2021 14:00