Physics, 05.05.2020 05:18 autumnguidry1622
Students were given as assortment of household chemicals and were tasked with determining the pH of each substance. The three substances that Sanjay was given tasted sour and they turned blue litmus paper red. Sanjay added each substance to a beaker of water and used a conductivity apparatus to determine if any of the substances conducted electricity. They all made the bulb in the apparatus glow slightly. What conclusion can Sanjay make about the three substances?
A) The three substances are all bases.
B) The three substances are weak acids.
C) Each substance tested has a different acidic pH.
D) The substances given to Sanjay are all found in cleansers.
Answers: 3
Physics, 22.06.2019 11:10
Consider an insulating crystal, made up of layers of atoms. what form would you expect the temperature dependence of the phonon heat capacity to approach at extremely low temperatures if the interlayer coupling is i)very strong (rigid coupling), and ii) very weak. explain.
Answers: 3
Physics, 22.06.2019 17:30
Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?
Answers: 3
Physics, 22.06.2019 18:30
Blood pressure the total amount of blood the heart pumps in one minute 2. cardiac output the number of times your heart beats in a minute 3. dilate the amount of blood that the heart can pump in a single beat 4. heart rate the force exerted on the walls of the blood vessels by the blood that moves through them 5. stroke volume to widen or get larger in size
Answers: 3
Students were given as assortment of household chemicals and were tasked with determining the pH of...
Chemistry, 17.04.2021 19:20
English, 17.04.2021 19:30
Mathematics, 17.04.2021 19:30
Mathematics, 17.04.2021 19:30
Mathematics, 17.04.2021 19:30
Mathematics, 17.04.2021 19:30
Business, 17.04.2021 19:30
Biology, 17.04.2021 19:30
Mathematics, 17.04.2021 19:30
Social Studies, 17.04.2021 19:30
Biology, 17.04.2021 19:30