I have lithium nitrate, strontium chloride, and sodium dihydrogen phosphate. Which unknown's are which and how can you tell? Unknown #1: Unknown #2: Unknown #3:

Q: Hg,Cl2 Express your answer as an empirical formula.

A: The compounds given are Hg2Cl2 and C2H4O2. The empirical formula of any compound is the formula that…

Q: 15. In a beaker, there are 45.7 grams of oxygen and 32.0 grams of nitrogen. What is the percentage…

A: Given data, Mass of oxygen = 45.7 g Mass of nitrogen = 32.0 g

Q: How many moles of Si are there in a sample of Si that contains 3.74x1024 atoms? moles

A: 1 mole of any element contains 6.02 * 1023 atoms of that molecule. Given number of atoms of Si…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: In the question given,Mass of sample = 2.591 gThe Sample contains only iron, sand, and salt. mass of…

Q: How many grams of KCIO, are needed to form 23.1 g of O,? 2 KCIO, (s) → 2 KCI(s) + 30,(g)

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Q: Box E - Do not start this box until you have read the pages associated with this activity. In spaces…

A: (1) When aluminum Hydroxide and Sulfuric acid reacts , they give aluminum sulfate and water as -…

Q: The principal components in air are oxygen, nitrogen, argon, and carbon dioxide. Air is…

A: The air is composed of 78% nitrogen gas, 21% oxygen gas, 0.93% Argon gas and 0.04% carbon dioxide…

Q: SUOUE Unknown # 34 Draw the flow chart for this experiment and record you observations for each…

A: We have to analysis group III Cations.

Q: A. How many grams of K+ are present in 1.44 grams of potassium sulfite? ________-K+ B. How many…

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Q: According to the activity series, which of these metals will react with most acids to produce H,…

A: Activity series : K>Na> Ca> Mg>Al>Zn>Fe>Sn>Pb>H>Cu>Ag>Au

Q: A patient is having an allergic reaction and takes a 50.0 mg tablet of the over-the-counter…

A: According to the question, the patient took 50 mg of diphenhydramine hydrochloride.  We need to…

Q: 29. Dinitrogen pentoxide           __________             30. Diphosphorus tetraoxide __________…

A: 1.Chemical name of the compound is represented in simple notation is known as molecular formula.…

Q: Now Do it! Now that you are done with learning the concepts, it is high time for you to do what you…

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Q: a) Name the following chemical compounds that are all salts. Remember to use the 'Stock system'…

A: There are different type of compounds with different cations and anions. Their naming can be done by…

Q: 12. Calculate the mass in grams of 0.0504 moles of an acid having the molar mass equal to 100.5. A)…

A: moles of acid(n) = 0.0504 molmolar mass of acid = 100.5 g/molmass of acid(m) =?

Q: [Review Topics] [References] Use the References to access important values if needed for this…

A: In the given question, we have to find number of carbon atoms in first and moles of bromine in…

Q: Sort the molecular . That is, select Group 1 next to all the compounds with the first empirical…

A: Here we are required to find compound which have same empirical formula.

Q: Use the References to access important values if needed for this question. Determine the molecular…

A: Given,  The molecular formula and empirical formula of the given structure is:

Q: Question 6: An unknown sample is found in a laboratory. The label is no longer legible. The only…

A: Given that -  Volume of solution = 20 mL  Molarity concentration = 0.15 M  Mass = 1.147 g  Label =…

Q: A 4.937 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis…

A:

Q: PART I: For each of the following Chemical Word Equations, perform the following: a) Write out the…

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Q: For the following equation: MnO₂ + 4HCI MnCl₂ + Cl₂ + 2H₂O If 0.500 mole of MnO₂ reacts with 1.25…

A: Given :Moles of MnO2 = 0.500 molesMoles of HCl = 1.25 moles and  Rection,       MnO2  + 4HCl…

Q: write the molecular ,ionic and net ionic equation of following : 1.sodium fluoride with nickel…

A: Hii there, As there are multiple sub parts posted. we are answering first-three sub parts . If you…

Q: How many carbon atoms are there in 10 Ibs of sugar, CH,,0̟,? 22 11 Select one: a. 159 atoms O b. 8.0…

A: Mass of C12H22O11=10lbs Formula used- 1 lbs=4.54kg 1kg=1000g Mole=mass/molar mass No of carbon…

Q: 1.Mnzt +NAOH 12.Mn2++ HNO2 3. Mnzt+ NHs 4.Mnzt +H2S 1. N²++ NaOH 2.Nizt+ HNO3 3. NH3+Ni24 4.…

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Q: How many moles of Fe304 are required to supply enough iron to prepare 0.650 mol Fe203? mol Fe304

A: Given: Moles of Fe2O3 = 0.650 mol.

Q: 2 1 3\ 5. Find the percent compositions of all of the elements in the following compounds: 1) CuBr,…

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Q: A chemist prepares a solution of vanadium(III) chloride (VCl,) by measuring out 47.6 mg of VCl, into…

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Q: .48 Copper .52 Oxygen What is empirical formula

A: Empirical formula of a compound is written by the simplest ratio of various elements present in the…

Q: What chemical test could be used to confirm that the gas produced in a chemical reaction is carbon…

A: Chemical test     Pass the gas through lime  water ( Solution of CaO). The originally lime is…

Q: Which of the following contains the least number of moles of Ag? a.30.0 mL 0.55 M AgNO3 b.100 mL…

A: To find: the option with the least number of moles of Ag.

Q: Z4 ORMULA MASS : PARTICIPATION FM? 1 C,H,NO, acetaminophen, a pain-killing drug 2. Cu,…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Heview Topics] [References) Be sure to specify states such as (aq) or (s). If a box is not needed…

A: Net ionic equation can be obtained from identifying strong electrolyte and weak electrolyte. Strong…

Q: . manganese + iron (II) chloride Mol: Ionic: Net:

A: Applying concept of writing chemical equations.

Q: 6. Some of the names below are incorrect. Beside each name, write an "X" for an incorrect name and a…

A:

Q: Total and Net Ionic equation, include states and charges: NiCl2 + Na2CO3 = 2NaCl + NiCO3

A: In order to write net ionic equation we have to follow some steps 1) write balanced chemical…

Q: Write the overall reaction, Total Ionic Equation (TIE), and the Net Ionic Equation (NIE) for the…

A: The reactants given are formic acid i.e HCOOH (aq) and sodium hydroxide i.e NaOH (aq) (Both are…

Q: Calculate the following quantity: number of Mg ions in each milliliter of 0.888 M magnesium bromide.

A: 1. Moles of MgBr2 :     Molarity (M) : number of moles of solute ( n) is present in 1 litre of…

Q: Tetracarbon dioxide is an unstable oxide of carbon with the following molecular structure: What are…

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Q: 18.4 molmol HgHg Express your answer using three significant figures.   How many atoms are in each…

A: We are given with 18.4 mol Hg.

Q: Bag # 2 3 5 Contents Write Chemical Formula Calculate Molar Mass (g/mol) Manganese (IV) oxide MnO₂…

A: Dear student , since you have posted multiple parts questions we will allow to solve only first…

Q: Please write net ionic equation for the following 1. aqueous ammonia and acetic acid 2. nitric acid…

A: All reactions are written below,

Q: A chromium-containing compound has a formula FexCryO4 and is 28.59% oxygen by mass  Find x and y

A: Given , Compound : FexCryO4 Oxygen perecent = 28.59 %