Name the chemical formula the following compounds all in lower case text except roman numerals. Example Hg2SO4 mercury (I) sulfate: A. V2(SO2)•5H20 В. Н2SO2 (aq) C. Fe2Te3 D. CaN6 E. CRF3 F. P2l4 G. PbO2

Q: Question 3

A: In the compound KrF2, 2 moles of F are present.The molar mass of KrF2 is 121.8g/mol.  Molar mass of…

Q: Write the empirical formula corresponding to each ofthe following molecular formulas: (a) Al2Br6,…

A: Empirical formula is defined as formula that gives the simplest whole-number ratio of atoms present…

Q: Name the following ionic compounds: (a) KCN, (b) NaBrO2,(c) Sr1OH22, (d) CoTe, (e) Fe21CO323, ( f )…

A: a) KCN = The name of the given ionic compound is Potassium cyanide.     b) NaBrO2 = The name of the…

Q: A 10.5710.57 g sample of NaBr contains 22.3422.34% Na by mass. Considering the law of constant…

A: According to law of constant composition, the mass percent of any element in any compound always…

Q: 11. A monoatomic anion with two charges contains 36 electrons. It is statements is false? А. Kr В.…

A: We have to consider an anion. Now going to the question A. is neutral atom…

Q: A sample of CH2F2 with a mass of 19 contains atoms of F. O 2.2 x 1023 O 9.5 9 3.3 x 1024 4.4 x 1023…

A: The molar mass of C = 12g/mol The molar mass of H = 1g/mol The molar mass of F = 19g/mol

Q: Compositional Name Hydrogen bromide Dinitrogen pentaoxidle Elements Formula Fill in the blanks HBr…

A: We have to fill the blanks in each row as follows in step 2:

Q: Consider two salt samples, 10.0 grams of Li2SO4 and an equal mass, 10.0 g, of Na2S2O3. Atomic…

A:

Q: What is the mass of 1 mole of zinc atoms? (the values may be rounded differently than your periodic…

A: The mass of 1 mole of zinc atoms has to be given.

Q: 15. A chemist has 2.50 grams of magnesium. How many particles of magnesium does the chemist have?…

A: let us try to understand the mole concept.

Q: Heavy water is produced by using the rare isotope deuterium, Nwhich hydrogen-2 (H) replaces the…

A: Given,

Q: An iron-containing compound is 20.1% Fe, 11.5% S, 63.3% O, and 5.1% H. What is the empirical formula…

A: The empirical formula is the simplest ratio of the element present in the given molecular formula…

Q: CEN + ? MgBr (1). LIAIH MgBr b). MgBr c). ) d). LIAKO-t-Bu)3 e) DIBAH

A:

Q: Write out the chemical names: P4S10 P4S3 P3N5 OH-

A:

Q: K2CO; White, solid, crystalline 2.29 g/cm 891°C 2. Formulas of ionic compounds Positive Ion Negative…

A: All things are provided in handwritten solution

Q: The following phosphorus sulfides are known: P4S3,P4S7, and P4S10. Do these compounds obey the law…

A: Law of multiple proportion states that when two atoms combine with each other to form more than one…

Q: 10. Tin (IV) Oxide MU2 t S B. Naming and Writing Compounds For numbers 1-5, write the name of the…

A:

Q: Chromium reacts with oxygen to form threedifferent compounds, X,Yand Z. It was found that, for every…

A:

Q: - How many moles of hydrogen atom required to complete the following formula by adding the correct…

A: In organic compound Each carbon atom should have 4 hydrogen atom individually to count as a…

Q: 2.104 Name the following ions: (a) Ba2+ (c) V3+ (f) Ni2+ (i) Mn2+ (b) Cs* (d) HCO3 (e) NH4 (h) CIO2…

A: Here is the name of all the ions you asked for: Ba2+ --- > Barium ion     Cs+ --- > Cesium ion…

Q: A newly discovered element has the name Rougen, has the symbol Rg. Rougen can have the charges of…

A: The solution is as follows :

Q: # and formula of # and formula of Formula of cations anions compound 1 Ba2+ 2 F- BaF2 Ca2+ Br A13+…

A:

Q: 1. Naturally occurring chlorine that is put in pools is 75.53 percent"CI (mass = 34.969 amu) and…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: The total number of atoms in one mole of caffeine. Remember that the formula of caffeine is:…

A:

Q: CROSOTTODICH Calculate average atomic weight. Calculate the atomic weight for bromine. It has two…

A:

Q: Further experimentation shows the anhydrate has the following composition: 20.19% magnesium, 26.64%…

A: The chemical formula of a compound in which its constituent elements are present in the simplest…

Q: Chemistry: Sugar Molecules A sugar molecule has twice asmany atoms of hydrogen as it does oxygen and…

A: Sugar is an organic molecule which sweet in taste. It is a form of carbohydrate which is staple in…

Q: Which of the following ionic compounds is incorrectlynamed? (a) Zn1NO322, zinc nitrate (b) TeCl4,…

A: Ionic compounds are compounds formed by the combination of metal and non-metal. Ionic compounds have…

Q: H8.Calculate the molae mass (to the neapest hundred th) of capsaiain, Cię tHay NOg

A: To solve this problem we have to calculate the molar mass of C18H27NO3

Q: Which of the following contains the most atoms? 24.305g Mg 39.098g K 9.0122g Be 21.62g B

A: One mole of a substance contains 6.022×1023 atoms and the number of moles of a substance can be…

Q: By using the atomic mass unit u= 1.6 x1024 gram, Avogadro's number will be equal to a) 6.02 x1022 b)…

A: The atomic mass unit is the unit of mass usually denoted by (amu). It is the parameter to express…

Q: 2. Write formulas for polyatomic ions: a. Sodium sulfate b. Calcium Carbonate 9. Write the Follow a.…

A: Polyatomic ions are ions which contains two or more than two atoms in ion.

Q: Calculate the number of molecules present in 27.2 g of Al(NO3)3. Use the following as average atomic…

A: We have to calculate the number of molecules present.

Q: 2. What mass of methane (CH4(9) O2(9) → CO2(9) + H20(9) AH°rxn = -890 %3D

A: The given reaction is, CH4(g) + O2(g) ---> CO2(g) + H2O(g)  .......∆H = -890 kJ   From this, we…

Q: 1. Name the following compounds. MgF2 a. b. P205 SiO2 с. d. PH3 FeBr2 c. f. NHẠC1 g. K,CO3 h. Au,O3…

A: Answer:- These question are answered by using the simple concept og writing the name using the…

Q: Consider the following compounds (names and formulas): I.lithium bromide, LiBr II. iron(1II) sulfate…

A:

Q: 103: A pure copper cube has an edge length of 1.42 cm. How many copper atoms does it contain?…

A: 103) Volume of cube = (Edge length)3                          = (1.42 cm)3 = 2.863 cm3 Density of…

Q: 4. Look at the molecules below. Write in the blank what type of atoms you see and how many. Try to…

A:

Q: A 12.6712.67 g sample of NaBr contains 22.3422.34% Na by mass. Considering the law of constant…

A: Given: % Na = 22.34 % = 22.34 g Na/ 100 g NaBr Mass of NaBr = 6.63 To find : grams of sodium =?

Q: Sodium sulfate hydrate is a sample weighing O.386g with the general formula Na,SO4.XH20 is heated.…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 2. How many MOLES of exygen are present in 2.91 grams of carbon monoxide? moles

A: We have to calculate moles of oxygen present in 2.91 grams of carbon monoxide.  Molar mass of…

Q: A 14.09 g sample of NaBr contains 22.34% Na by mass. Considering the law of constant composition…

A: The law of constant composition is : samples of a pure compound always contains same elements in…

Q: 1. Calculate the average atomic mass of the element Hawkanium, a new element just discovered…

A:

Q: what mass (in mg) does 2.63 moles of nickle have?

A:

Q: 31. How many atoms of hydrogen are in ONE molecule of (NH4)2S04? А. 4 В. С. 6. D. 1 Е. 8

A: The given compound is ammonium sulphate. (NH4)2SO4

Q: Which of the following is incorrectly named? a) Pb(NO3)2, 1lead(II) nitrate b) NH4CIO4, ammonium…

A: Ionic compounds consists of oppositely charged ions.  Positively charged ions are called cations.…

Q: In a lab experiment, 5.2 g of Mg reacts with sulfur to form 12.1 g of magnesium sulfide. How much…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Mass

A:

Q: The total number of atoms is Pb(NO3)2

A: given, Pb(NO3)2   there are three different atoms in this compound Pb, Nitrogen & Oxygen