Which of these equations correctly represents the Haber process?

Q: Which of the following is the equation for the change in energy? W + PAV O H+ PIAV O HIAV+ P O H+…

A: Solution:

Q: 48. What kind of reaction is this: Mg(s) + 2HI(aq) forms Mg12(s) + H2(g) A) single replacement B)…

A:

Q: why the discovery of noble gases was late?

A: The discovery of noble gases was late.

Q: what is the electron configuration for nitrogen

A: Nitrogen comes under group 15 nitrogen family with the elements Nitrogen, Phosphorus, Arsenic ,…

Q: Are these in order of highest energy to lowest energy? What would be that order?

A: As in the energy Diagram, the larger the hump ,more is the energy. As in eclipse-1 f have bulky…

Q: Use the following information For as needed for questions 4,5 nd 6 :for the following reaction t 250…

A: ∆ G = -nF Eocell

Q: what is the physical stare of Se? physical appearance of Se? what is the color of Se?

A: 1) Physical state of Se:  Selenium is a chemical element with symbol Se and atomic number 34.…

Q: A 1.50-g sample of Na2SxO6 contains 6.68 x1021 sodium ions. Determine the value of x.

A: Given details, The mass of Na2SxO6 = 1.50 g Then, Na2SxO6 has two sodium ions.  Na2SxO6 having 6.68…

Q: Identify the two elements that are NOT placed (left and right) according to Dimitri Mendeleev's…

A: Given: The objective is to identify the two elements that are NOT placed according to Dimitri…

Q: Describe the formation of heavier elements during stars' formation and evolutions; Give at least 10…

A: Introduction :  An element is a group of atoms which have same number of protons, in pure form they…

Q: you are designing a rocket engine th uses a mixture of hydrazine and water as a propellant. this…

A:

Q: Discuss Neutron-to-Proton Ratio?

A: In an atom, the atomic number indicates the number of protons present in an atom of an element. The…

Q: Completely the following sentence or (illustrate the idea): Lithium is very reactive/kind of…

A: Lithium is the first member of first group group, Alkali metal group. It is solid at room…

Q: nt(central atom).

A:

Q: Choose one group of representative elements (main group elements) and discuss its chemistry by…

A: The chemically active elements whose outer orbitals are not completely fulfilled is known as…

Q: Mendelevium, atomic number 101, was synthesized in the year 1955 and commemorates Mendeleev's…

A: We are given some information of an element called mendelevium having atomic number 101.

Q: circles represent helium atoms; the dark circles represent argon atoms. Select one: a. b. d. It is…

A: Applying concept of partial pressure.

Q: A chemist measures the energy change AH during the following reaction: 2 Fe,03(s) → 4 FeO(s)+O2(g)…

A: To solve this problem we will use the given thermochemical equation .

Q: Energy that is associated with the relative positions of electrons and nuclei in atoms and molecules…

A: There are many electrons revolving around nucleus. They will move in certain energy levels called…

Q: Suppose that you face a problem similar to Mendeleev: You must predict the properties of an element…

A: The properties of an element are determined by the protons, neutrons and the electronic…

Q: the isotope product?

A:

Q: In which of the following equations does sulfuric acid act as an oxidizing agent? In which does it…

A: An oxidising agent is a substance that oxidizes others but itself undergoes reduction.

Q: 4. State the elements that are the exception to Aufbau principle. Explain why these elements don't…

A:

Q: What do you mean by deuterium ? how it is symbolized ?

A: Given term,           Deuterium

Q: How to infer the presence of the copper ion?

A: The confirmatory tests for copper (II) ion is detected by two method. Method 1: By potassium…

Q: A- Determine the mass of nucleons and electron by atomic mass unit?

A: mass of 1  electron = 5.45e-4 amu, mass of proton = 1 amu and mass of neutron = 1.     Now, nucleons…

Q: If atoms of helium, neon, argon and krypton gas are moving at the same speed, which atom would have…

A: The question is based on the concept of gaseous state.   we have to determine the gas which will be…

Q: Describe the general structure of the nuclear model of the atom

A: Rutherford's atomic model is known as the general structure of the nuclear model of atom. This model…

Q: Which of the following elements is stable? O Sodium in group 1 Aluminum in Group 13 O Chlorine in…

A: Argon in group 18

Q: A chemical reaction is based on on the enviroment of electrons amongst the reactents involved.now…

A: Modern Periodic table is based on atomic number , that is number of proton in an element .…

Q: Bucks McGee, after being poisoned, is currently being treated in the hospilal antidote- the chemical…

A: Antidote compound name = Prussian Blue The molecular weight of the antidote compound = 858.9 g/mol…

Q: According to Heisenberg, Pauli, and other like-minded scientists, what are the basic building blocks…

A: 1) According to Heisenberg, Pauli and  other like -minded scientists, atoms are the building blocks…

Q: Use a sketch, an equation in addition to your precise and concise description. Please give a very…

A: H is the first element in the periodic table with atomic number 1 and atomic mass a.m.u. The…

Q: at is the significance of knowing the properties of elements (periodic table) in the food industry…

A: There are certain elements like carbon , oxygen, hydrogen etc which are used in food industry as by…

Q: hat is the background of Frederick Sanger

A: Frederick Sanger was a British scientist. He was born in Rendcomb, United Kingdom on 13 August 1918…

Q: Chemistry An element consists of 4.35% of an isotope with mass 49.946 u, 83.79% of an isotope with…

A: calculate the average atomic mass- firstly multiply the fraction by the mass number for each…

Q: Given these reactions, where X represents a generic metal or metalloid 1) H, (g) + 0,(g) H,O(g) AH,…

A: The ΔH of the desired reaction can be determined using Hess’s Law. According to Hess’s Law, if a…

Q: The normal process occurring on Earth that warms its surface and the lower atmosphere is called A.…

A: The correct option is (D.) the green house effect .

Q: please answer this question correctly. 1. What is the configuration for sulfur after it has…

A: Sulphur has the atomic number : 16 Electronic Configuration : 2,8,6

Q: what are 2 incompatible elements? are calcium and chlorine incompatible?

A: Rubidium, Barium, Uranium, and Lanthanum are incompatible elements.

Q: element 'X' is

A:

Q: If atoms are primarily composed of empty space,explain why you cannot pass your hand through a…

A: Every object and matter is composed of smaller building units called atoms. Atoms are composed of a…

Q: How are elements heavier than helium formed in the stars, particularly until iron?  How are elements…

A: The chemical element helium has the atomic number 2 and the letter He in its name. It is the first…

Q: What is the relationship of hydrogen's mass to hindenburg tragedy?

A: The Hindenburg tragedy is the result of combustion of hydrogen. Water (vapor) is obtained as…

Q: the measured EA of Na is -53 KJ/mol. What is the physical meaning of the fact that the EA is a…

A: EA means the electron affinity .  The amount of heat is released when 1 electron is added to the…

Q: what is the physical state of element C? what is the physical appearance of element C? what is the…

A:

Q: What is the relationship between an atoms number of electrons and its relative stability

A: The electrons of the outermost energy level determine the energetic stability of the atom and its…

Q: Suppose that you face a problem similar to Mendelev: You must predict the properties of an element…

A: In the periodic table, the elements are arranged in order of their increasing atomic numbers. The…

Q: Discuss the groups of chemical elements that are the most active. give examples or explanation.

A: The primary difference between metals is the ease with which they undergo chemical reactions. The…

Q: Which of the following is more reactive and why? Explain using periodic trends. a) Lithium, sodium,…

A: Reactivity of Group 1 and 2 elements increases when we move down the periodic table. a . Among the…