subject
Chemistry, 24.03.2020 22:17 sahaitong1844

A chemist must prepare 300.0mL of nitric acid solution with a pH of 0.70 at 25°C. He will do this in three steps: Fill a 300.0mL volumetric flask about halfway with distilled water. Measure out a small volume of concentrated (7.0M) stock nitric acid solution and add it to the flask. Fill the flask to the mark with distilled water. Calculate the volume of concentrated nitric acid

ansver
Answers: 1

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 08:30, melikefood01
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
image
Chemistry, 22.06.2019 09:10, aleilyg2005
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
image
Chemistry, 22.06.2019 09:30, jewelz5887
1. explain hydrogen peroxide, h 2 o 2 properties and decomposition reaction. 2. describe how each of the following natural cycles plays a part in earth’s climate system. (a) the water cycle (b) the carbon cycle
Answers: 1
image
Chemistry, 22.06.2019 14:30, Kiaraboyd9366
Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.
Answers: 1
You know the right answer?
A chemist must prepare 300.0mL of nitric acid solution with a pH of 0.70 at 25°C. He will do this in...

Questions in other subjects: