A sample of air, with a mass of 5.0 kg, contained carbon monoxide with a concentration of 12 parts per million by mass. What is the mass of carbon monoxide in this sample of air? A 6.0 × 10−2 g B 6.0 × 10−5 g C 2.4 × 10−6 g D 2.4 × 10−9 g

Q: lassiry each chemical reaction: Mgl₂(aq) + Pb(NO3)₂ (aq) 2 Na (s) + F₂ (g) 2NaF (s) Cu Cu CO (1706)…

A: 1. Combination (Synthesis) Reactions:Description: In combination reactions, two or more substances…

Q: 0.10 M formic acid (HCHO₂) Ka = 1.8 x 104 0.10 M sodium formate (NaCHO₂) 0.10 M acetic acid…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base .…

Q: P.S. 6. A miner was digging up some ore (rock). The ore contains 84% lead(II) sulfide by mass. How…

A:

Q: A sample of limestone and other soil materials was heated, and the limestone decomposed to give…

A: Given -> CaCO3(s) -----> CaO(s) + CO2(g)  Weight of sample = 2.237 gm  Weight of CO2 formed =…

Q: A container has 5.30 x 1023 molecules (aka atoms) of bromine gas. Calculate the mass (in g) of…

A: A container has 5.30 x 1023 molecules (aka atoms) of bromine gas. We have to calculate the mass (in…

Q: A container has 5.80 x 1023 molecules (aka atoms) of bromine gas. Calculate the mass (in g) of…

A: Bromine gas = Br2 Molar mass of Diatomic  Br2 gas = 159.808 g/mol 6.022 x 1023 molecules mass =…

Q: A chemist prepares a solution of iron (II) chloride (FeCl₂) by measuring out 33. mg of FeCl₂ into a…

A: According to the question, The mass of the FeCl2 = 33 mg The volume of the solution = 50 mL   Find:…

Q: The fuel used in many disposable lighters is liquid butane, C4H10. Butane has a molecular weight of…

A: Molar mass of any element is equal to the atomic mass of that element in the unit of grams. Molar…

Q: We have 425 cm3 of a material. How many g is it? The material has density of 0.345 g/cm O 68.0 g O…

A: We have to find mass ,volume and density  is given in the question  Volume of the material = 425 cm3…

Q: Use the Conservation of Mass Interactive to answer the question. Consider the reaction. MnS(s) + 2…

A:

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: Aqueous hydrobromic acid  HBr  will react with solid sodium hydroxide  NaOH  to produce aqueous…

A: Given  mass of HBr     = 36 gram  mass of NaOH = 10.9 gram  mass of water   = ?

Q: A chemist adds enough solvent to 5.00 mL of a 2.0 M aqueous solution so that the final volume of the…

A:

Q: P4(9) + 6CI2(g) –→ 4PCI3(g) 8.02 L of P4(g) is mixed with 10.4 L of Cl2(g) and reacts with 100%…

A: % Yield = 100 %  Volume of P4 (g) = 8.02 L  Volume of Cl2 (g) = 10.4 L As, 22.4 L of gas contains 1…

Q: A sample of oxygen gas weighs 28.4 g. How many atoms of oxygen are present in this sample? The…

A: Here we have told that a sample of oxygen gas is weighed at 28.4 g. Now we have to tell how many…

Q: Mass of Zn 2.44 g Mass of Cu 0.063 g The mass of Zn and the mass of Cu in a coin are given in the…

A:

Q: Suppose 2.04g  of potassium chloride is dissolved in  300.mL  of a  40.0mM  aqueous solution of…

A:

Q: Suppose you need 7.0 m of Grade 70 tow chain, which has a diameter of 3/8" and weighs 2.16 kg/m, to…

A: Given data :- Length of required tow chain = 7.0 mGrade of tow chain = 70 Diameter of tow chain =…

Q: Consider the following reaction: 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g) If 3.60 g NH3 and 5.40 g O2…

A: The answer is as follows:

Q: An alloy contains 10.8 % titanium by mass and has a density of 13.98 g/cm3. Titanium-49 has an…

A: Number of atoms = 8,926,980,280,926,177,000,000 atoms. Avogadro’s constant = 6.023 × 1023 atoms.…

Q: Aqueous hydrobromic acid HBr will react with solid sodium hydroxide NaOH to produce aqueous…

A: 1) Write the balanced chemical equation. 2) Calculate the limiting reagent by taking the reference…

Q: themist prepares a solution of potassium chloride (KCl) by measuring out 43. mg of KCl into a 50. mL…

A:

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: In a chemical reaction, sulfur goes through a combustion reaction and produces sulfur trioxide as a…

A:

Q: A sample of ammonium carbonate (MM = 96.09 g/mol) was found to contain 7.6 x 1023 AMU of N. How many…

A:

Q: A chemist prepares a solution of sodium bromide   NaBr    by measuring out  0.25g  of  NaBr  into…

A: Given :-  Mass of NaBr = 0.25 g  Volume of solution = 50. mL  To calculate :-  Molarity of Br- ions

Q: Silane, SiH4, is prepared according to the following equations: Si(s)  +  3 HCl(g)  →  HSiCl3(l)  +…

A: 1 mole of any substance have 1 Avagadro number molecules  1 Avagadro number molecules = 6.023*1023…

Q: A chemist measures the amount of bromine liquid produced during an experiment. She finds that 658. g…

A: Given: Mass of bromine liquid produced - 658 g   To find: number of moles of bromine produced = ?…

Q: A 23.4 g23.4 g sample of magnesium reacts with excess silver nitrate to produce silver metal and…

A: Given : Mass of magnesium metal i.e Mg taken = 23.4 g And the mass of final mixture of metals = 62.6…

Q: A balloon filled with neon gas, Ne, contains 9.870 x 1025 atoms. Use the molar mass of neon, 20.18…

A: Given,number of atoms of neon ( Ne ) gas = 9.870 x 1025 atomsmolar mass of Ne = 20.18 g/mol

Q: mass in grams of  1.74 x 10^24 atoms of beryllium

A:

Q: You have added 20 ml of fluid to a powdered medication to create a concentration of 400 mg in 5 ml.…

A:

Q: A 5.000 g of metal ore is dissolved in 20.000 mL of acid (density 1.840 g/mL). The mass of the…

A: Mass of metal = 5.000 g Volume of acid = 20.000 mL density of acid = 1.840 g/mL Calculation of mass…

Q: Consider the following reaction:  4 Al + 3 O2 →  2 Al2O3 A mixture of 82.5 g of aluminum and 117 g…

A:

Q: A chemist has a sample of an unknown metal.  When the chemist reacts this metal with Cl2, the water…

A: Given, Mass of Beaker and Unknown Metal Solid = 138.31 g. Mass of Beaker, Unknown Metal Solid, and…

Q: present

A: Dear student I have given answer to your question in the image format.

Q: During an accident, the air bag inflates due to the decomposition reaction of sodium azide (NaN3).…

A: When NaN3 is heated, it decomposes to give solid sodium and nitrogen gas. NaN3→ 2Na(s)+3N2(g)

Q: You have 2 beakers, one contains a salt solution and the other sugar solution. What particles are…

A: Two beakers with one containing a salt solution and the other containing a sugar solution have been…

Q: How many sodium ions are present in 20.0 mL of 0.10 M Na,S? A. 0.002 В. О.004 С. 1.20 х 1021 D. 2.41…

A: Given  Volume = 20 mL               = 20 × 10-3 Liter           ( 1 mL = 10-3  Liter )…

Q: Consider the following table: Substance Density (g/mL) Gold (s) 19.32 Silver (s) 10.49 Lead (s)…

A: Density can be defined as mass divided by volume which is represented as; Density=MassVolume…

Q: student is given a mixture containing two nitrate compounds. The mixture includesNaNO3 and Ca(NO3)2.…

A: