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Stells [14]
3 years ago
13

1. Agriculture most likely began

Chemistry
1 answer:
777dan777 [17]3 years ago
4 0

Answer:

Option D - 10,000 years ago in the Middle East

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Time zones were adopted to fix what problem
morpeh [17]

Time Zones were adopted to fix the time. Without the time zone, you will never know what time it is

8 0
3 years ago
Read 2 more answers
Is it possible for three or more elements to form a solid solution? Explain your answer.
elixir [45]
Yes it is possible because, olymorphismis when two or more crystal structures are possible for a material of given composition. Isomerismis when two or more polymer molecules or repeat units have the same composition, but different atomic arrangements.
3 0
3 years ago
If I have 3.2 moles of gas at a pressure of 0.095 atm and at a temperature o 43 C what is the volume of the container that the g
andriy [413]

Answer

The volume of the container that the gas is in = 874.30 L

Explanation

Given:

Moles, n = 3.2 mol

Pressure, P = 0.095 atm

Temperature, T = 43 °C = (43 + 273.15 K) = 316.15 K

Molar gas constant, R = 0.0821 atm•L/mol•K

What to find:

The volume of the container that the gas occupied.

Step-by-step solution:

The volume of the container that the gas occupied can be calculated using the ideal gas equation.

\begin{gathered} PV=nRT \\  \\ \Rightarrow V=\frac{nRT}{P}=\frac{3.2mol\times0.0821atm•L/mol•K\times316.15K}{0.095atm} \\  \\ V=\frac{83.058928\text{ }atm•L}{0.095\text{ }atm}=874.30\text{ }L \end{gathered}

Therefore, the volume of the container that the gas occupied is 874.30 L

5 0
1 year ago
State the hypothesis of continental drift.
Ray Of Light [21]
Wegener's idea that pangaea drifted into a continents
4 0
3 years ago
(a) mass in grams of 0.105 mol sucrose
Mnenie [13.5K]
Sucrose has a chemical formula of C12H22O11. The molar mass of all the atoms added up is 342.297 g/mol.

342.297 g/mol * 1/0.105 mol = 3,259.971 g of sucrose. That is about 3.260 kilograms.
5 0
3 years ago
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