Physics, 15.12.2020 17:20 carlie4charlie
Match the chemical equations and types of chemical equations below. Fill in the blanks
with the letters of correct answers.
a. Combustion reaction
b. Double displacement
c. Single displacement
d. Synthesis
e. Decomposition
Na2O + CO2 - Na2CO3
2F2 + 2H20 - 4HF + O2
HCI + NaOH - NaCl + H2O
Answers: 1
Physics, 22.06.2019 10:30
In science and physics what is the standard unit of measure for speed?
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Physics, 22.06.2019 11:20
Wave functions describe orbitals in a hydrogen atom. each function is characterized by 3 quantum numbers: n, l, and ml. if the value of n = 2: the quantum number l can have values from to . the total number of orbitals possible at the n = 2 energy level is .
Answers: 3
Physics, 23.06.2019 08:00
Which of the following is a false statement about dispersion forces? view available hint(s) which of the following is a false statement about dispersion forces? dispersion forces are the result of fluctuations in the electron distribution within molecules or atoms. dispersion forces are present in all atoms and molecules. dispersion forces result from the formation of instantaneous dipoles in a molecule or atom. dispersion forces always have a greater magnitude in molecules with a greater molar mass. dispersion force magnitude depends on the amount of surface area available for interactions.
Answers: 1
Physics, 23.06.2019 10:20
Q1=-2.00x10^-5 c, q2=+3.80x10^-6 c, q3=+5.30x10^-5 c. what is the electric potential energy for charge q2? between q1 and q2: 1.15m between q2 and q3: 2.88m
Answers: 3
Match the chemical equations and types of chemical equations below. Fill in the blanks
with the let...
Mathematics, 08.08.2019 03:10