Answers: 2
Chemistry, 21.06.2019 23:30, ashleyjaslin
Calculate the expected ph values of the buffer systems from the experiments (a, b,c, d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.
Answers: 2
Chemistry, 22.06.2019 04:30, anthony4034
Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.
Answers: 1
Chemistry, 22.06.2019 09:30, andrejr0330jr
What is the molar mass of potassium nitrate, kno3
Answers: 1
Chemistry, 22.06.2019 10:00, 2019reynolds
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
1. how many joules are necessary to heat a 150.0 g sample of water from 25.0°c to 45.0°c?
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Mathematics, 03.08.2019 02:00
Mathematics, 03.08.2019 02:00
Geography, 03.08.2019 02:00