Please

Q: 1. A chemist determines that rust. What is the percent composition of each element in the In a lab,…

A: 1. Solution - According to the question - Given values - Iron = 1.26 gram O2 = 0.54 gram Formulas -…

Q: Gaseous methane (CH4) reacts with gaseous oxygen gas (0₂) to produce gaseous carbon dioxide (CO₂)…

A:

Q: The use of freons is being phased out because of the damage these compounds do to the stratospheric…

A: a.

Q: A compound is isolated from the rind of lemons that is found to be 88.14% carbon and 11.86% hydrogen…

A: We have to calculate the mass of C and H.

Q: Metallic magnesium burns with nitrogen gas according to the following balanced equation: 3 Mg (s)  +…

A: The question is based on the concept of Reaction Stoichiometry.   We know limiting reagent and…

Q: The percentage of water in F e Cl3 dot 5H2O is: 38.70% 35.7% 37.2 % 38.4 % Question 6

A: Mass percentage is defined as quantity of substance present in 100 g of the compound. It is a method…

Q: YOUR TASK: • Setup dimensional analysis to solve t problems. For help, check out this guio Cancel…

A: Since, Moles is the ratio of mass to the molar mass of that atom or molecules. Also, Number of atoms…

Q: Mole 1. How many significant figures are in the number 0.0840900? 2. Write the following number in…

A: subpartsWe’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: What is the mass of 2.41 moles of AgN*O_{3} ? Write your answer to 2 decimal places and include the…

A: Given  Moles of AgNO3 = 2.41 mol

Q: 10) In a round-bottom flask, a chemist completely reacts 4g of hydrogen with 25g of chlorine. What…

A: Mass of hydrogen = 4 g Mass of chlorine = 25 g Total mass of the compounds = 29g

Q: 7.00 g of a certain Compound X , known to be made of carbon, hydrogen and perhaps oxygen, and to…

A: we need to calculate the molecular formula for the compound

Q: Phillip the freshman chemistry student was stirring his salt during heating. If some of the hydrated…

A: Given : Some mass of anhydrous salt is removed in the rod.

Q: Consider aspirin (acetylsalicylic acid), C9H8O4 a. How much does one mole of aspirin weigh, in…

A: The formula of aspirin given is C9H8O4.

Q: 1. A sample of 2 tsp of sugar (C12H22O11) weighs 9.00 g. a. Record each step needed to calculate the…

A: We can calculate the moles of any substance from the following formula : Moles of substance = mass…

Q: This is the chemical formula for acetic acid (the chemical that gives the sharp taste to vinegar):…

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: How many moles of oxygen are produced when 30.0 moles of glucose, mol C6H1206, are formed? What unit…

A:

Q: completely in excess oxygen, and the mass of the products carefully measured: product mass carbon…

A: Explanation given as follows

Q: Rose gold is a mixture of gold, copper, and silver atoms. It contains 58.3% gold, 33.5% copper, anc…

A: To solve this problem first we calculate the mass of rose gold then we calculate the mass of copper…

Q: You are a forensic scientist. You are investigating a murder involving poison. The victim was…

A: Since you have asked multiple questions, we will answer only first question for you. In order to get…

Q: What is the molar mass of X3(ZT5)3 in grams per mole? (Assume that the molar mass of X is 33.81…

A: This question is related to stoichiometry. In the given question, it is asked to calculate the molar…

Q: Liquid hexane (CH₂(CH₂) CH₂) (CH₂(CH₂) CH₂) will react with gaseous oxygen (O₂) to produce gaseous…

A:

Q: How many grams of CO2 can be produced from 76.46 grams of O2? 2C0 + 02 2CO2 Round your answer to 2…

A: Given: mass of O2 = 76.46 g The balanced equation is:   We know that, molar mass of O2 = 32 g Molar…

Q: 4.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: Question 9 A researcher is using 5.43 x1023 molecules of chlorine gas (Cl2) in an experiment. How…

A:

Q: 2. a. What is the mass of one mole of caffeine (C8H10N4O2)? Show your work. Box your final answer.…

A: We know, molar mass of : C = 12.01 g/mol , H = 1.007 g/mol , N = 14.007 g/mol , O = 16.00 g/mol  The…

Q: 2 H2 (9) + O2 (9) 2 H20 (g) Hydrogen gas and oxygen gas react to form water vapor as shown in the…

A: The balanced reaction given is, =>

Q: T Questions 1-2: KC103 2 KCI+ 02 1. How many grams of O2 are produced from the decomposition of 8.56…

A: There are four questions are given but I'm solving first two questions according to the guidelines…

Q: Molly Cule weighed 8.61g of her hydrate (which is CaSO4*2H2O). After she did her hydrates lab, she…

A: a) Since the difference between the weight of hydrate and anhydrate should be equal to the weight of…

Q: tra A Gaseous methane (CH) will react with gaseous oxygen (O,) to produce gaseous carbon dioxide…

A: The balanced chemical reaction is written below.CH4 (g) + 2O2 (g) → CO2 (g) +  2H2O (g)According to…

Q: 1. Ammonia, NH3, a common fertilizer is made by causing hydrogen (H2) and nitrogen (N2) to react at…

A:

Q: Pressure Volume Temperature (K) Sample Substance (atm) (L) 02 600 1 Kr 273 1 3. B Хе 273 2 Which 2…

A: According to Avogadro's law- At a given condition of temperature and pressure, the volume occupied…

Q: Acetylene (C₂H₂) gas is often used in welding torches because of the very high heat produced when it…

A: The balanced chemical equation for the combustion of acetylene can be written as:2 mol of acetylene…

Q: 1.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Step 1: Step 2: Step 3: Step 4:

Q: An unknown compound comprised of osmium and chlorine is 40.11% osmium by mass. a. If you assume…

A: Hello. Since the question contains more than three sub-parts, the first three sub-parts shall be…

Q: Consider Cl2+F2=CLF3 (ΔH°f = -164.65 kJ/mol) . 1. If 42 g of F2 is combined with 142 g of Cl2, how…

A: Balanced chemical equation: Cl2  +   3F2  ------>   2ClF3 Number of moles = Mass/molar mass

Q: Determine the number of carbon atoms in a 381 mg tablet of acetaminophen (C3H9NO2). Given: Molar…

A: Given: Mass of C8H9NO2 = 381 mg = 0.381 g                  (Since 1 g = 1000 mg) And molar mass of…

Q: An air conditioner compressor contains pure CClF3, also known as the refrigerant R-13. CClF3 has a…

A: We know that, density can be expressed as the mass per unit volume, i.e.…

Q: how all work in your notebook, including dimensional c Combination/s 30z → 2 Fe2O3 a) How many moles…

A:

Q: 8. To obtain pure lead, lead (II) sulfide is burned in an atmosphere of pure oxygen. The products of…

A: Here lead sulphide reacts with oxygen to give lead and sulphur trioxide.

Q: 6.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Given,Mass of compound X = 6.50 gmolar mass of the compound = 192. g/molmass of product carbon…

Q: Consider the following unbalanced equation: C2H6(g) + O2(g) → CO2(g) + H2O(g) Which amount…

A: The number of moles of any substance is defined as the ratio of mass given of that substance with…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.