A sample of sodium reacts completely with 0.142 kgkg of chlorine, forming 234 gg of sodium chloride. What mass of sodium reacted?

Q: An ice freezer behind a restaurant has a freon leak, releasing 40.52 g of C, H,F,Cl into the air…

A: Given that: Leaked C2H2F3Cl = 40.52 g Mass of fluorine leaked over 6 months = ?

Q: When kerosene is burned with oxygen, the products are carbon dioxide and water. If you produce 72…

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Q: A sample of C,H, has 7.20 x 1024 H atoms. How many carbon atoms does the sample contain? number of…

A: Given : The compound is C3H8. And number of H atoms in compound = 7.20 X 1024 atoms. The number of…

Q: Express your answers to at least 5 significant figures. The mass of one mole of boron is 10.811 g.…

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Q: 6. Another student created a model for the following balanced equation as shown below. The student's…

A: In a balanced chemical reaction number of each atom is same in reactant side with that of the…

Q: Determine the formula of a A 45.94 gram sample of a hydrate of MnSO4 was heated thoroughly in a…

A: Formula of the hydrated complex = MnSO4.7H2O

Q: In a lab experiment, 5.66 g of Mg reacts with sulfur to form 13.13 g of magnesium sulfide. How much…

A: From data find the how much magnesium sulfide would be formed if 5.66 g of Mg were reacted with…

Q: Magnesium oxide (MgO) forms when the metal magnesium burns in air.   (a) If  1.44 g  of MgO…

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Q: Sodium metal and water react to form hydrogen and sodium hydroxide. If 11.96 g of sodium react with…

A: Alkali metals react with water vigorously to form metal hydroxide and hydrogen,General reaction,M(s)…

Q: When a 12.259-g sample of a compound containing only copper and oxygen was decomposed it produced…

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Q: lithium carbonate contains 18.8 lithium and is used in the treatment of mental illnesses such as…

A: The percent mass composition is also known as the mass percent also called as the percent by weight.…

Q: A 1/20 inch thick lead sheet is used for protection from medical X-rays. If a single lead atom has a…

A: To find out how many lead atoms thick the sheet is, we need to convert the thickness of the lead…

Q: 5.00 g of copper is reacted with 5.00 g of sulfur in a crucible and a compound composed of copper…

A: Mass percentage of substance is one of the ways to express composition of compounds. Mass percentage…

Q: Two elements, R and Q, combine to form two binary compounds A and B. In the compound A, 10.50 g of R…

A: The law of multiple proportions states that if two elements combine with each other to form more…

Q: 7. The seven most abundant ions in seawater make up more than 99% by mass of the dissolved…

A: The seven abundant ions in sea water makes 99 % by mass of dissolved compounds .

Q: Which of the following chemical equations demonstrates the law of conservation of mass?

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Q: 4. The manufacturers of the aspartame-containing sweetener claim that one packet of their sweetener…

A: As we know that some compounds which are not sugars but happens to be much sweetner than glucose,…

Q: Chloroform, CHC13, reacts with chlorine, C12, to form carbon tetrachloride, CO14, and hydrogen.1…

A: Molar mass of CHCl3 - 119.5 g/mol Molar mass of Cl2 - 71 g/mol Molar mass of CCl4 - 154 g/mol Given,…

Q: Cryolite, Na3AlF6(s), an ore used in the production of aluminum, can be synthesized using aluminum…

A: Given information: Mass of Al2O3 = 12.4 kg Mass of NaOH = 57.4 kg Mass of HF = 57.4 kg

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

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

Q: The combustion of liquid propane (C3H8) yields gaseous carbon dioxide and water vapor.  If 2.33…

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Q: A 3.8 g sample of sodium hydrogen carbonate is added to al solution of acetic acid weighing 10.5 g.…

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Q: A pure titanium cube has an edge length of 2.85 inin . How many titanium atoms does it contain?…

A: Edge length of pure titanium cube = 2.85 in Density  of titanium = 4.50 g/cm3

Q: What is the maximum mass in grams of magnesium oxide that can be produced by the reaction of 6.8g…

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Q: 3 Pb(SO,)2 + 4 Fe → 3 Fe,(SO4)3 + 3 Pb REACTANTS PRODUCTS Element / Polyatomic lon How Many? Element…

A: Ans

Q: A 12.39 g sample of phosphorus reacts with 42.54 g of chlorine to form only phosphorus trichloride…

A: Given: mass of P = 12.39 g mass of Cl2 = 42.54 g molar mass of P = 30.97 g/mol molar mass of Cl2 =…

Q: Using your data, calculate the mass of magnesium metal that you reacted and the  mass of the product…

A: The chemical reaction involved in this process is 2Mg + O2 → 2MgO The mass of magnesium metal…

Q: 1.The combustion of ammonia in the presence of excets oxygen yields NO, and H20: 4 NH3 (g) + 7 02…

A: 1) Given that : Mass of ammonia = 174 g Mass of oxygen consumed = ?

Q: Consider these compounds: A. Zn3(PO4)2 B. Ag₂CO3 C. Ca3(PO4)2 D. Ag₂SO4 Complete the following…

A: The question is based on the concept of solubility product principle. It states that when a weak…

Q: A) Suppose one molecule of Chlorophyll X contains 5 oxygen atoms. Chlorophyll X is 8.95% oxygen by…

A: Molecular mass of Chlorophyll X can be found out by using the mass percentage of Oxygen and number…

Q: In a laboratory, a 16.1 g of solid aluminum reacts with oxygen gas to produce 37.5 g of Al2O3. After…

A: First balance  the chemical equation All step given in Handwritten  solution.

Q: calculate the mass of fluorine contained in 56.5 g of copper(II) fluoride.

A: Percent by mass (%w/w) = (mass of F/mass of CuF2) × 100%

Q: The mass of Cu (63.55 g/mol) used to create Cu2S was 14.26 grams. what theoretical mass of Cu2S…

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Q: A 5.041-g sample of calcium is burned in air to produce a mixture of two ionic compounds, calcium…

A: Given:Calculate the mass of CaO and Ca3N2.

Q: A chemist has a 19.50g sample of drinking alcohol (ethyl alcohol). what is the volume ogf the…

A: The relationship between mass and volume is given below.

Q: The atomic mass of chlorine on a three-decimal-place periodic table is 35.453 u. Cl has two natural…

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Q: 3. A Chemistry 11 student tries to explain that based on the ratio of the reactants in the reaction…

A: Given reaction is Ca(s) + F2(g) → CaF2(s) To explain that the statement of student is wrong.

Q: A. PHYSICAL PROPERTIES OF ELEMENTS AND COMPOUNDS Using the information obtained during the…

A: Element is pure form of substance consist only one type of atoms

Q: An unknown compound has the following chemical formula: NxO where  x  stands for a whole number.…

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Q: 3. carbon occurs in nature in the form of two isotopes: 120 and 130. Calculate the percentage of…

A: The formula used for average atomic mass (AAM)    AAM = ∑ isotopic mass x abundance /100 Where…

Q: The combustion of liquid propane (C3H8) yields gaseous carbon dioxide and water vapor.  If 1.64…

A: Formula used : Number of mol = mass / molar mass

Q: Another hydrated compound containing Sodium, Boron and Oxygen was investigated.  250.00 g of the…

A: When NawBxOy×Z H2O is heated, the water molecules attached are removed and then decomposed to give-…

Q: 1. A student measured a 6.790 g sample of a hydrated salt. After heating, the mass of anhydrous salt…

A: a. Given that weight of hydrated salt is 6.790 g and mass of anhydrous salt is found to be 4.501 g.…

Q: . An iron supplement is used to treat anaemia and 50 mg of Fe2+ is required per tablet. If the iron…

A: The question is based on quantitative estimation. we have to calculate how much compound is required…