2-3x-2x^2=0
solve by completing the square...
Answers: 1
Chemistry, 22.06.2019 06:00
Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
Answers: 2
Chemistry, 22.06.2019 19:50
A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution
Answers: 3
Chemistry, 22.06.2019 22:30
Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.
Answers: 1
English, 23.02.2020 07:02
Mathematics, 23.02.2020 07:02
Mathematics, 23.02.2020 07:03
Mathematics, 23.02.2020 07:04
Mathematics, 23.02.2020 07:04
Mathematics, 23.02.2020 07:05
Mathematics, 23.02.2020 07:05
History, 23.02.2020 07:07
Mathematics, 23.02.2020 07:08