In order to calculate the volume of 0.0023 moles of CO2, we use the ideal gas law and understand that one mole of an ideal gas at standard temperature and pressure occupies a volume of 22.4 liters. The volume for 0.0023 moles of CO2 is found to be approximately 0.05152 liters.
To solve for the volume of the 0.0023 moles of CO2, we need to use the ideal gas law, PV=nRT, where P depicts the pressure, V signifies the volume we need to find, n equals the number of moles, R denotes the universal gas constant, and T denotes the temperature. Assuming the relationship takes place at standard temperature and pressure (STP, 0 degrees Celsius, 1 atm), we can solve for V.
At STP, 1 mole of any ideal gas occupies a volume of 22.4 liters. Therefore, V = n * (Volume of 1 mole at STP), which equals 0.0023 moles * 22.4 L/mole = 0.05152 liters.
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c. energy
b. color
d. size
In the Bohr model of the atom, an electron in an orbit has a fixed energy in which it revolves.
An atom is defined as the smallest unit of matter which forms an element. Every form of matter whether solid,liquid , gas consists of atoms . Each atom has a nucleus which is composed of protons and neutrons and shells in which the electrons revolve.
The protons are positively charged and neutrons are neutral and hence the nucleus is positively charged. The electrons which revolve around the nucleus are negatively charged and hence the atom as a whole is neutral and stable due to presence of oppositely charged particles.
Atoms of the same element are similar as they have number of sub- atomic particles which on combination do not alter the chemical properties of the substances.
Learn more about atom,here:
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You can wrap your sandwich in Tin, an element from the periodic table.
The periodic table is a chart that organizes all known elements based on their atomic number, symbol, and atomic mass. To wrap a sandwich, you can use the element Tin, which has the atomic symbol Sn and atomic number 50. Tin is a soft, malleable metal that is often used as a coating for other metals to prevent corrosion. It can be melted and shaped into thin sheets, making it suitable for wrapping a sandwich.
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The pun answer to the question 'what do you wrap your sandwich in?' is 'Aluminum', because aluminum is an element from the periodic table and aluminum foil is often used to wrap sandwiches.
The pun in this question refers to an element from the periodic table to humorously answer the question "What do you wrap your sandwich in?". One possible response could be: "You wrap your sandwich in Aluminum", since the word "wrap" is commonly associated with aluminum foil, which is used to wrap and protect food, like a sandwich. Aluminium is a chemical element in the periodic table with the symbol Al and atomic number 13. It's a silvery-white, soft, non-magnetic and ductile metal, which makes it ideal for creating thin, flexible sheets like aluminum foil for food wrap.
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Answer:
Explanation:
A chemical change, as the name suggests, must result from a change in the chemical makeup and new substances are produced. A very common example is metal rusting.
A physical change can be observed without a change in chemical composition. No new substances are produces. Ripping paper and an ice cube melting are physical changes.
A rubber band stretching is a physical change. No new substances are made and the chemical makeup remains the same.
Answer:
physical
Explanation:
this is a physical action to create a change. does not involve chemicals or elements
You can use a website called sciencebuddies to find a project