Ionic bonds, which hold the ions together, result in an ionic compound. In most cases, ionic compounds are created between metal and nonmetal components.
CaCl2 is a form of salt, right?A calcium salt, an inorganic chloride, and an inorganic calcium salt all make up calcium dichloride. It functions as fertilizer. The ionic compound calcium chloride is created when calcium and chlorine interact. It is highly water soluble and liquescent.
How is the CaCl2 bond created?Calcium chloride (CaCl2) is mostly created when hydrochloric acid reacts with limestone (CaCO3) (HCl). You can write the chemical equation like this. It is also created as a key by-product in the Solvay process, which involves reacting limestone with NaCl solution to make soda ash Na2CO3.
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we can only do ideal calculations when we are at standard temperature and pressure.
False. Not only at standard temperatures and pressures, but also at any other temperature and pressure, ideal computations can be performed.
What are the typical pressure and temperature?STP, or standard temperature and pressure, refers to the nominal atmospheric conditions at sea level. The temperatures and pressures are 0 ° Celsius and 1 atmosphere, respectively.
What purpose does STP serve in chemistry?The term for standard temperature & pressure in chemistry is STP. STP is most frequently used when calculating gas properties, like gas density. A standard pressure equals 1 atm, and the standard temperature equals 273 K (0° C or 32° F).
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The complete question is-
We can only do ideal calculations when we are at standard temperature and pressure.
Group of answer choices
A) True
B) False
which scientist is responsible for the theory that explains why properties of elements recur in a periodic fashion
The scientist responsible for the theory that explains why properties of elements recur in a periodic fashion is Dmitri Mendeleev.
According to Dmitri Mendeleev and Lothar Meyer, who separately formulated the periodic law, "when the elements are organised in order of increasing atomic mass, certain sets of properties recur periodically." John Newlands noticed a pattern when he arranged the elements according to their atomic mass, or weight. He discovered that every eighth element appeared to have the same qualities. The periodic law and a periodic table provided by Mendeleev served as the basis for the creation of the present periodic table. Mendeleev claimed that an element's periodic characteristics are a periodic function of its atomic number.
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which is true about the structure of the atom? select the correct answer below: most of the mass is outside the nucleus. most of the atom is empty space. electrons are found inside the nucleus. neutrons are found outside the nucleus.
Most of the atom is empty space is true about the structure of the atom. Option B is correct.
Atomic structure will refers to the structure of an atom which is comprising a nucleus (centre) in which the protons (positively charged) as well as neutrons (neutral) are present. The negatively charged particles known as electrons which revolve around the centre of the nucleus.
The majority of the mass of an atom is concentrated in its nucleus, which is comprised of protons and neutrons. Electrons occupy the space around the nucleus, forming a cloud-like electron cloud that takes up much more space than the nucleus. Neutrons are found inside the nucleus, along with protons.
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--The given question is incorrect, the correct question is
"which is true about the structure of the atom? select the correct answer below: A) most of the mass is outside the nucleus. B) most of the atom is empty space. C) electrons are found inside the nucleus. D) neutrons are found outside the nucleus."--
a mixture of argon and mercury vapor used in advertising signs emits light of wavelength 670 nm. calculate the energy change resulting from the emission of 1.00 mol of photons at this wavelength.
The energy change resulting from the emission of 1.00 mol of photons at a wavelength of 670 nm is 2.45 x 10^5 J.
The Energy Change of Photon EmissionThe energy change resulting from the emission of photons can be calculated using Planck's equation, E = hc/λ, where h is Planck's constant, c is the speed of light, and λ is the wavelength of the light. By substituting the values for these variables and multiplying them by Avogadro's number, we can find the energy change resulting from the emission of a certain amount of photons at a specific wavelength. In the case of a mixture of argon and mercury vapor used in advertising signs that emits light at a wavelength of 670 nm, the energy change resulting from the emission of 1.00 mol of photons is 2.45 x 10^5 J. This calculation highlights the relationship between the energy of photons and their wavelength and demonstrates how the energy of a specific photon emission can be determined.
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what did the arabs find when they searched the alchemist? why did they allow the alchemist to keep the treasure?
The Arabs find that when they searched the alchemist is that the alchemist was carrying the some stone and some oil, and they thought he was just joking and the stone was carrying a worthless stone .
When the Arabs find when they searched the alchemist, that the alchemist was carrying the some stone and the flask filled with the some oil, and Arabs thought that he was just joking and the stone that he was was carrying is a worthless stone and some oil.
The Arabs when realize that it was the elixir of the life and the philosophers Stone.
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