Chemistry, 05.05.2021 01:00 kevinh2683
The presence of excess ions act as an indicator in the redox titration because they turn the solution pink at the end-point.
Choices:
Mn^2+
MnO4-
Fe^2+
Answers: 2
Chemistry, 22.06.2019 09:10
Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons
Answers: 3
Chemistry, 22.06.2019 10:00
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
Answers: 1
Chemistry, 22.06.2019 19:00
Nan element’s square on the periodic table, the number with the greatest numerical value represents the
Answers: 3
The presence of excess ions act as an indicator in the redox titration because they turn the solutio...
Mathematics, 07.05.2021 03:40
Geography, 07.05.2021 03:40
Mathematics, 07.05.2021 03:40
Arts, 07.05.2021 03:40
Mathematics, 07.05.2021 03:40
Biology, 07.05.2021 03:40
Mathematics, 07.05.2021 03:40
Social Studies, 07.05.2021 03:40
Health, 07.05.2021 03:40
SAT, 07.05.2021 03:40
Biology, 07.05.2021 03:40
Social Studies, 07.05.2021 03:40
Mathematics, 07.05.2021 03:40
English, 07.05.2021 03:40
Mathematics, 07.05.2021 03:40