How many grams of H2 will form from 14.3 grams of HCI?

Q: of lead. A 50.0 g sample of SAE 15W-40 motor oil is sent for testing. It was found to contain 13.4…

A:

Q: cakeCovalentActivity.do?locator%3Dassignment-take [Review Topics] [References] Use the References to…

A: The reaction taking place is  2 NO + 2 H2 (g) ------> N2 (g) + 2 H2O (l)  since moles of NO taken…

Q: Determine the percent yie-ld for the reaclisn between 46.5 g of ZnSand 13.3 g of oxygen if 18.4 gof…

A: We can determine the amount of reactants required and that of product formed in a reaction from its…

Q: What’s the percentage of lithium peroxide

A: We have Lithium peroxide (Li2O2) The atomic mass of lithium = 6.9  The atomic mass of Oxygen = 15.9…

Q: If 65.0 mL of a 1.0 M silver nitrate solution reacts with 35.0 mL of a 2.0 M calcium chloride…

A: When silver nitrate reacts with calcium chloride, they form precipitate of silver chloride .  From…

Q: Why is the volume of H2 produced larger than the volume of O2 produced?

A: Disclaimer: The question must included for the decomposition of water. Answer is provided for the…

Q: Since the rate of ozone destruction depends on [Cl], can Cl be considered acatalyst for the reaction…

A: CFC molecules are made up of chlorine, fluorine and carbon atoms and are extremely stable. This…

Q: From what is nitrogen recovered? How?

A: Fertilizer companies produces tons of nitrogen base fertilizer by the process, called Haber-Bosch,…

Q: How much oxygen (in grams) will form from 39.2 mg of N205? 2N205(s) 4NO2(9) + O2(9)

A:

Q: The type of The ato

A: A chemical bond can be defined as a force of attraction between ions, atoms or molecules that…

Q: How much oxygen (in grams) will form from 48.2 mg of N2O5?  2N2O5(s)  →  4NO2(g) + O2(g)

A: Balanced chemical equation: 2N2O5(s)  →  4NO2(g) + O2(g) Number of mol of O2 = (Number of mol of…

Q: Summarize the causes and effects of radon gas on health. How can it be controlled?

A: Sources of Radon exposure: 1. Soil :  Radon gas is a element found in soil and rocks.  Radon gas…

Q: Why does less iodine cause giiter

A: Thyroid gland uses iodine to make thyroid hormones , this hormone is required to control the level…

Q: If 8.42 x 10-2 moles of aluminum react with 1.77 x 10-2 moles of chlorine gas, how many moles of…

A:

Q: Explain why either greatly decreasing or increasing the percentage of oxygen in the atmosphere is…

A: Oxygen is a chemical compound that exists in gaseous state under normal conditions. This gas is…

Q: 5. If magnesium hydroxide were used instead of NaOH, how many moles would it take to combine with…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: 18 22. How many H₂O molecules are contained in a glass that holds 250. g of H₂ g/mole?

A:

Q: - many grams of lead metal will be deposited from a solution that contains Pb2+ ions if grams ubmit…

A: The questions based on Faraday's first law of electrolysis. it states that mass of an element…

Q: How many moles of hydrogen gas would be produced for every moleof magnesium added into the HCl…

A: When a reaction takes place, it is represented by writing a chemical equation. The number of…

Q: How much oxygen (in grams) will form from 51.2 mg of N2O5?    2N2O5(s)  →  4NO2(g) + O2(g)

A: The reaction given is   2 N2O5(s)  →  4 NO2(g) + O2(g) Given : mass of N2O5 reacting = 51.2 mg =…

Q: Molar Mass of a Metal Data:  Mass of metal ribbon: 0.045 g Mass of HCL used: 7 mL The volume of the…

A:

Q: 11. If you had an equal number of moles of an antacid made from aluminum hydroxide and one from…

A:

Q: .Why is potassium nitrate also in airbags? 6. Write the balanced equation for the reaction between…

A: Interpretation -  To tell about why potassium nitrate also in the airbags . To write the balance…

Q: many grams of CO2 are generated per 1× 10ª kJ of he

A: Dear student I have given answer to your question in the image format.

Q: 18 13 14 15 16 17 He Li Be B. Ne No Mg Al Si P. K Ca Ga Ge As Se Br CI Ar K Kr

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: convert 5 mg of gold per mg of activated carbon to mg of gold per gram of activated carbon.

A: Given: 5mgAumg Activated Carbon →xmgAug Activated Carbon  To find: the value of x.

Q: n measures the ar

A: Equilibrium constant expression is ratio of concentrations of products over the reactants.

Q: D. The oxidation of a phosphine to phosphorous pentoxide is given by the chemical equation: PH, + 0,…

A:

Q: Which metal when reacted with an acid will not produce hydrogen gas? O Mg Na Pb Al Ag

A:

Q: CH.OH+O27 ? ->

A:

Q: A factory uses electrolysis to generate calcium from molten calcium chloride. Their goal for a…

A: Mass of Ca = 5.0 kg = 5000 g

Q: CQ 4: During a reaction, the formation of the mirror inside the tube is due to A. silver ions B.…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: Balance the equation and determine the reaction. 222 Rn -> Не 86

A:

Q: Why bromine-bromine has stronger interaction than hydrogen-hydrogen and bromine-hydrogen?

A: London dispersion force is the one of the force can be available between two atoms.  It is an…

Q: How to solve for question 8.86

A: Given Volume at STP = 31000 L Temperature = -8°C = 265°K Pressure = 658 mmHg Standard value  R =…

Q: If Earth has an oxidizing environment, what would you expect to happen to M) if left to sit over…

A: Here, we have to find the substance that will be formed when Mg(s) is left to sit over time.

Q: What is the Schrödinger equation?

A: The various models were given to explain the structure of an atom. Schrodinger's model is one of…

Q: 6. a. Describe what happens when you blow exhaled carbon dioxide in the water. b. Write an equation…

A:

Q: Carbon monoxide gas is more dangerous than carbon dioxide gas. Why ?

A: Carbon monoxide, CO , is formed during incomplete combustion of hydrocarbons.

Q: Why is silver nitrate solution unstable?

A: We have to explain why silver nitrate is unstable.

Q: What else is produced when sodium carbonate decomposes? Na2CO3 - Na20+

A: There are different type of chemical Reactions. These are - (1) Combination Reaction - When two or…

Q: Find out the uses of carbon 14 and phosphorous 32.

A: Carbon 14 is a radioactive isotope of carbon which has six protons and 8 neutrons. Because of…

Q: _6 Metal chlorates break down into 6 and 7 _8 Metal oxides react with water to produce_ 9 Metal…

A: The given fill ups can be completed as follows:

Q: Kw at (0 degrees kelvin) is .02. What is the concentration of H3O+ ?

A: Given, Kw = 0.02. Concentration of H3O+ has to be calculated.

Q: How increase in atmospheric CO2 impact oceanic pH?

A: Ocean is a large part of our world. Ocean is alkaline in nature with a pH of 8.1. Now the pH of…

Q: Drainage from agriculture contains phosphate ions from fertilizers and pesticides, thus, contributes…

A: Mostly  pesticides and fertilizers contains phosphate ions.

Q: Boiled lobster syndrome” is seen in poisoning with: A. Boric Acid B. Oxalic Acid C. Sulfuric Acid…

A: Poisoning is a condition when a toxic substance enters the body.   The oxidizing agent is the…