Drag each tile to the correct box. Match each characteristic to its kingdom Ghana Mali Songhai Zimbabwe This kingdom rose to fame when its ruler made a journey to Mecca, Saudi Arabia. This kingdom is known for its great city with a stone palace. This was the first West African kingdom to control the gold trade. Timbuktu was part of this kingdom.

Q: Nitrosyl bromide, NOBr, decomposes according to the equation NOBR(g) NO(g) + 1/2 Br2(g) where AG° at…

A: The free energy change of the reaction is = 9.83 kJ/mol = 9.83x103 J/mol The temperature of the…

Q: In which period is the atom with the expanded octet? period 1 O period 4 period 3 O period 2 How…

A: Expansion of octet is possible only from Period 3 elements onwards, due to the presence of low-lying…

Q: Chapter 13: Alcohols, Phenols, and Ethers Reaction Practice Draw the product of the dehydration of…

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Q: 8. What is the acid form of: + a. NH3 b. HCO3 HCO3 c. H₂0 H30

A:

Q: The enthalpy of combustion of acetylene C2H2 is described by the following thermochemical equation:…

A:

Q: Determine the number of valence electrons in SO, and then draw the corresponding Lewis structure (by…

A: Valence electrons: It is the number of electrons present in the outermost shell of an atom. Example:…

Q: If 2.65 moles of H2 and 1.55 moles of O2 react how many moles of H20 can be produced in the reaction…

A: SOLUTION: Step 1: In the above given reaction, 2 moles of H2 produced 2 moles of H2O which implies…

Q: How many liters of hydrogen gas would be produced by the reaction of 44.6 g of Al with excess HCl at…

A:

Q: Label each figure below as a physical or chemical change and explain how you know in complete…

A: Physical changes are the changes observed when the physical properties of the molecule changes, such…

Q: Draw the structure of the following: a. ethyl methyl ether b. phenyl propyl ether c. methyl…

A: Answering the first 3 subparts as per guidelines for further assistance please post them seperately.…

Q: 1. Write the balanced chemical equations for the following reactions and identify the type of the…

A: The unbalanced reaction are:

Q: 7. Explain why you don't need to specify the number of ions in the compound you are naming ionic…

A: 7. We don't need to specify different number of ions while naming Ionic compounds. This is because,…

Q: Add Text Here! 11. The only nonmetal in group 1. 12. Responsible for the smell of rotten eggs. Hint:…

A: Periodic table elements

Q: Rank the resonance forms shown from most significant to least significant. Briefly explain the…

A: Answer:

Q: A 0.2 gram sample of a candy bar is com- busted in a bomb calorimeter, increasing the temperature of…

A: Given :  Initial temperature of water = 25.00 °C  Final temperature of water = 25.47 °C  Mass of…

Q: 4. Solid barium reacts with cold water to produce aqueous barium hydroxide and hydrogen gas. Write a…

A: Ba(s) + 2H2O(l)  --> Ba(OH)2 (aq) + H2(g)

Q: Directions: Complete each of the following problems. Reminder you must have a balanced equation to…

A: Information of question

Q: 6. A 128g piece of Iridium at 95 C is dropped into a 45.2g of water at 17.3 C. The final temp of the…

A:

Q: Add two curved arrows to the reactant side to illustrate the movement of electrons in the E2…

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Q: Please answer the question, its all in one question but 3 different parts. Thank you.

A: The question is based on qualitative analysis. we have to describe the observations taking place.

Q: Energy state electrons in a neutral arsenic (As) atom. Now take your diagram and translate it into…

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Q: Calculate the maximum wavelength of light (in nm) required to ionize a single sodium atom. The first…

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Q: Compare the solubility of lead phosphate in each of the following aqueous solutions: Clear All 0.10…

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Q: Consider the reaction: 3A → 4C Initially, and at some fixed temperature, the reaction proceeds at…

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Q: Draw the Lewis structure of Cl2.

A:

Q: What will happen to an endothermic reaction when the temperature is decreased from 30C 275 K? The…

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Q: What is the set of valence orbitals on the carbon atom indicated with the arrow? All atoms in the…

A: Here we have to predict valence orbitals of indicated carbon atom shown in the figure.

Q: How many grams of magnesium chloride can be produced from 3.54 moles of chlorine gas reacting with…

A:

Q: For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR…

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Q: The substance codeine is a weak nitrogenous base like ammonia. Write a net lonic equation to show…

A: Since, From the definition, Brønsted-Lowry acid are proton donar and Brønsted-Lowry base are proton…

Q: Write the balanced COMPLETE ionic equation for the reaction when KOH and Cu(NO3)2 are mixed in…

A: Balanced molecular equation is given by,

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A:

Q: Which of the following elements is the largest? O Aluminum, Al (#13) O Indium, In (#49) Antimony, Sb…

A: We are authorised to solve only one question at a time. Please post rest of the question separately.

Q: Draw the Lewis structure of H2. Click to draw a new structure メ

A: Lewis symbol is used to show the valence electrons present in an atom. Lewis structure of any…

Q: 7. Write a chemical equation for the following reactions with all potential products: a. The…

A: Hydration means addition of water molecule Dehydration means removal of water molecule

Q: Hey I think I understand this a little but I need some help figuring out the answers to number…

A:

Q: For a titration of an unknown acid with a known strong base, which of the following would you…

A: Acid-Base Titration: It is a laboratory technique used to determine the concentration of an unknown…

Q: ular compound (water, molecular co powerful that individual atoms the following information:

A: It is explained as,

Q: The following data was collected when a reaction was performed experimentally in the laboratory.…

A: The chemical reaction can be expressed as follows: Reaction: Al(NO3)3 + 3NaCl → AlCl3 + 3NaNO3…

Q: Suppose that I am trying to determine if a piece of rock is either "fool's gold" or pure gold. The…

A: Given data : Density of pure gold = 19.3 g.mL-1 Mass of rock = 193 g Initial volume of water = 20 mL…

Q: Can you help me step by step with number 9 part A, part B, part C? Can you explain it to me?

A: Base : It is the substance which can accept a hydrogen ion , and is able to neutralise acid or…

Q: Write the balanced COMPLETE ionic equation for the reaction when Kl and AGNO; are mixed in aqueous…

A: Complete ionic equation is used to represent the molecular equation, wherein all the reactants and…

Q: For each of the salts on the left, match the salts on the right that can be compared directly, using…

A: The objective of the question is to match the salts that match with their  values and…

Q: I’m not really sure about these two questions. I am confused.

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Rank the following atoms in order of increasing first ionization energies (i.e., lowest to highest):…

A: To rank the following atoms in the order of increasing the first ionization energies that is based…