O What is the mass of 0.6 mole of CO2 (in g)? A) 31 B) 7 C) 26 D) 18 E) 37

Q: What is the mass, in g, of 15.0 mol of silver?

A: A mole corresponds to the mass of a substance that contains 6.023 x 1023 particles of the substance.…

Q: Consider a 0.336 gram sample of H20 and determine the hydrogen's mass.

A: given :-  mass of sample of water = 0.336 g  To calculate :-  mass of H in the sample of water

Q: 250 g of an alloy contains 52 wt% tin (Sn) and 48 wt% lead (Pb). The atomic weight of Sn is 118.7…

A: It is defined as amount of solute ( in grams) present in 100 g of solution is called " mass…

Q: A 2.63 g2.63 g sample of a compound consisting of carbon, hydrogen, oxygen, nitrogen, and sulfur was…

A:

Q: 9. If enough H,O is reacted to produce 3.40 moles of H2, then how may moles of O, must have been…

A: Given reaction is, 2H2O ------->2H2 +O2 Moles of H2= 3.40 mol

Q: 24 In which of the following molar quantities of sulfur would 1.475 x 10 atoms of sulfur be present…

A: The number of moles (n) is calculated by dividing the number of atoms (N) by Avogadro's number…

Q: 22 11. Find the mass in grams of 2.54 x 10 molecules of H,SO,.

A: Number of molecules of H2SO4 = 2.54 × 1022 molecules. Mass of H2SO4 (in grams ) = ?

Q: When magnesium ribbon is burned inside dry ice slabs (carbon dioxide), black specks (carbon) and…

A:

Q: Explain briefly each of the following: (a) the mass spectrum of an element (b) a precipitate (c) one…

A: Given  (a) The mass spectrum of an element (b) a precipitate (c) one mole of Ozone (d) a redox…

Q: A sample of hydrated aluminum sulfate wing 2.954 g was given to a student to be used in the water of…

A: Assuming the formula of hydrated aluminum sulfate is Al2(SO4)3 . yH2O where y = number of water…

Q: A certain hexahydrate was heated to evaporate off all the water. The remaining material was found to…

A:

Q: The Mole Concept Sulfur compounds are converted to H2SO4 while NO, compounds are converted to HNO3,…

A: A mole can be defined as 6.023 × 10 23 of some chemical unit be it atoms, molecules, ions, or…

Q: ted, how many O A. 623.7 g O B. 415.8 g OC. 2495 g O D. 138.6 g O E. 104.0 g

A: The question is based on Reaction Stoichiometry. We have to calculate Amount of potassium…

Q: 31. The empirical formula of C&H1206 is b. CH20 a. CHO c. C3H20 d. CHO2 32. What is the molecular…

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

Q: How number of F atoms in 2.62 moles of F2?

A:

Q: K(s) + + (6)1) (soD + (6)o a How many moles of KCIO, can be made from 89 moles of 0,? b. If you have…

A: The balanced reaction is: 2 K(s) + Cl2 (g) + 3O2 (g) → 2KClO3 (s)

Q: 5. How many atoms of uranium are there in the 3.69 g of pure uranium that Iran has produced?

A: Answer for the following question is

Q: What is mass in grams of 0.308 moles of Pt

A: mass in grams of 0.308 moles of Pt

Q: substance with a molar mass of 231.40 g/mol is made up of 72.30% Fe, and 27.70% Oxygen. The…

A:

Q: ammonium Chloride (99.) ammonia (g) + hydrochloric acid (aq) So calculate how many grams of ammonia…

A:

Q: Is the volume of H2 produced larger than the volume of O2 producedbecause (a) hydrogen atoms are…

A: Given: The volume of H2 produced is larger than the volume of O2

Q: How much orygen is produced from 2.56 X 10 g HgO?

A: Number of moles = mass/molar mass  Mass = moles × molar mass  Molar mass of HgO = 216.59 g/mol…

Q: Na +  H2O --->  NaOH +  H2 A mass of 6.2 moles of sodium reacts with an excess of water.  What mass…

A:

Q: QUESTION 5 Explain briefly each of the following: (a) the mass spectrum of an element (b) a…

A: (a) A mass spectrum is simply the m/z ratios of the ions present in a sample plotted against their…

Q: 39. What amount of phosphorus produces 8.80 mol of phosphorus trichloride? P4l6) + 6Cle) →4PC1316)…

A:

Q: 8. The chemical formula for water is H,O. What is the chemical formula for methane? a. O2 b. CO2 с.…

A:

Q: Given 88.0 grams of Boron, how many atoms of Boron (B) are present

A: To know, number of atoms, first we have to find out number of moles.

Q: If 5.35 g Cu(NO3)2 is eventually obtained, how many grams of nitrogen monoxide, NÓ, would have…

A:

Q: A 3.87 g sample of a hydrate of MnCl2 was heated to drive off the water. The anhydrous powder…

A: The mass of a hydrate of MnCl2 = 3.87 g The mass of the anhydrous powder after heating = 2.46 g We…

Q: mole of Fl(OH)2 would have a mass of how many grams

A: Given -> Molecular formula= Fl(OH)2 Number of mole = 1 mole

Q: 1. What mass of potassium chlorate would be needed to form 56.8 g of oxygen? 2KCIO3 ----> 2KCI + 3…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: Oxygen makes up 46.7% by mass of the earth's crust. How any grams of oxygen are present if a sample…

A:

Q: Suppose 2.367 g of TiO2 sample evolves 0.143 g O2 , what is the %Ti02 in the sample?

A:

Q: 9.2 An unknown salt is found to contain 30,6% of water. The formula mass for anhydrous salt (AS) is…

A: Anhydrous Salt + Water --> Hydrated Salt   Hydrated Salt contains  30.6 % water The formula mass…

Q: Page 8 of 35 Your Learning Points 4 Osiagwu, Chiemeka K Iron metal reacts with elemental sulfur to…

A:

Q: 2. For, 4 Cu;N (s) + 3 02 (g) → 6 Cu,O (s) + 2 N2 (g) (a) Find the mass of Cu,O formed by using 6.0…

A: In a chemical reaction, reactants are reacted to form the products.   Each reaction is characterised…

Q: Covert 2.34 x 10^24 molecules of N2 to moles

A:

Q: 22) Compare 1 mole of H, 1 mole of O, and 1 mole of F2. Which has the largest number of molecules?…

A: 1 mol of substance contain an Avogadro's number of Molecules . (Avogadro's number = 6.022 × 10²³ )…

Q: 4.33 g sample of a compound consisting of carbon, hydrogen, oxygen, nitrogen, and sulfur was…

A: EMPIRICAL FORMULA= C5H11O2NS

Q: 19 How many nitrogen atoms are present in 25.00 g of N,O,?

A:

Q: 5. If 10.0 gram of aluminum chloride are decomposed, how many molecules of Cl, are produced? AICI, →…

A: Molecule of chlorine are calculated by using  mole ratio of aluminium chloride nd chlorine

Q: In the following How many Pb atoms How many O atoms How many N atoms Pb(NO3)2

A: The molecular name of Pb(NO3)2 is lead (II) nitrate. The molecular mass of lead nitrate is 331.2…

Q: The Mole Concept Sulfur compounds are converted to H2SO, while NO, compounds are converted to HNO3,…

A: Sulfur compounds are converted to H2SO4 while NOx compounds are converted to HNO3 and NH3 reacts…

Q: 4 Fe + 3 02 → 2 Fe203 o How many grams Fe,0, will be produced if you start with 170 g Fe? o How many…

A: Mole concept :- 1 mole = 6.022×1023 (Avogadro's number)  The mass of one mole of molecules of a…

Q: What does a chemical equation show? A. The reactants and products in a chemical reaction B. The…

A: Solution 7). A chemical reaction always shows reactants and products

Q: 1A 2A 8A Atomic Number 1 E ЗА C 1 W 4A 5A 6A 7A G Zy 6. 4. K V P. Ad 8. 6. 10 11 12 13 14 15 Q U H.…

A: Amount of product formed is defined with the help of Limiting reagent using stoichiometric…

Q: (1) How many moles of oxygen atoms are there in one mole of ozone molecules (O3)? (a) 6.022 x 10 23…

A: number of moles of ozone is 1 mole

Q: 8. How many milligrams of iron are delivered from a 250. mg tablet of FeSO,-7H,O? Percentage %CaCl,…

A: Q9) U3O8 molar mass                 Atomic mass of U =238       Atomic mass of oxygen =16…

Q: -How many grams of 03 are needed to make 3.2 g of Oxygen?

A: Given :- mass of O2 = 3.2 g   To calculate :- mass of O3 needed.

Q: 34. You heat 3.970 g of a mixture of Fe3O4 and FeO to form 4.195 g Fe2O3. The mass percent of FeO…

A:

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.