Consider the balanced reaction of magnesium and oxygen.   2Mg+O2⟶2MgO   What mass, in grams, of MgO can be produced from 1.61 g of Mg and 2.75 g of O2?

Q: Rank the following compounds in order of increasing solubility in water. Explain how you came to…

A: Here given compounds are - alcohol, acid, carboxylate salt and ester. We have to compare solubility…

Q: Calculate the number of moles in 7.40 μg of Si.

A: mole = massmolar mass 1 μg = 10-6 g

Q: Calculate the moles of Fe in 3.84x1022 atoms of Fe.

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Q: The metal zinc will react with hydrochloric acid according to the following equation: Zn(s) + 2…

A: In this question, we have to find how much hydrogen gas can be produced (in moles).

Q: What mass of natural gas (CH4) must you burn to emit 327 kJ of heat? CH4 (g) + 2O2(g) → CO2(g) +…

A: Heat emit = 327 kJ

Q: I believe that the principle asked was not listed among the options b. Because water vapor from…

A: Base is not kept in glass bottle because base destroy the glass.  Glass is made up of silica (SiO2 )…

Q: How can we drsw the Lewis structures for the 4

A: Solution: We have to follow following steps to draw Lewis structure. Step 1: Find the sum of Total…

Q: Determine the pH during the titration of 18.9 mL of 0.253 M hydrobromic acid by 0.205 M potassium…

A: In strong acid and strong base titrations, the pH of the solution depends on the concentration of…

Q: Determine pCl and pAg if 20 mL of a 0.1 M AgNO3 solution is titrated with 6 mL of 0.2 M HCl.…

A: The reaction taking place is - AgNO3(aq)+ HCl (aq)→AgCl (s)+ HNO3 (Aq) The net reaction is-…

Q: Complete the following equations:- a) (CH3)2CHOH + Na → b) CH3CH(OH)CH₂CH3 + K → c) CH₂OH + NaH

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Q: Question: The solubility of Oxygen gas (O2(g)) in water in units of (g O₂/100 g H₂O) is described by…

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Q: Can you estimate, in degrees, the angle of precession (the tilt angle) of a quantum rotor in its…

A: Here the only thing playing is the value of l and m quantum numbers that decides the tilt angle of…

Q: This answer isn't correct. It would be correct if each step had a 100% yield.

A: Given reaction : There are two steps in the reaction for the formation of HCl. Step 1: CH4 + 4Cl2…

Q: Which of the following reagents or reactiion sequences is the best choice for the transformation…

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Q: A solution of sodium thiosulfate, Na2S₂O3, is 0.2657 M. 12.82 mL of this solution reacts with 38.74…

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

Q: Calculate the standard Gibbs energy of the reaction at 298K, from the standard entropies and…

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Q: The net reaction for sucrose formation in photosynthesis can be written 12 CO2(g) + 11 H2O(l) -->…

A: #(a): The balanced equation is: 12CO2(g) + 11H2O(l) → C12H22O11(s) + 12O2(g) ; ∆rxnHo = ??

Q: Use the ideal gas law to calculate an unknown property. A sample of O₂ gas has a volume of 811 mL,…

A: Given - Volume of O2 =811 mL = 0.811 L  (1L = 1000ml) Pressure of O2= 41 mmHg  Temperature =13.6 °C…

Q: What is the strongest attractive force present in the pure substances below? a.CH3CH₂CH3 b.CH₂Br2 C.…

A: In case of non-polar covalent bond, there exist van der Waal force of attraction. In case of polar…

Q: Describe how you could differentiate the compounds below using thrichloroisocyanuric acid (TCICI)…

A: The given compounds can easily be distinguished by their rate of oxidation with trichloroisocyanuric…

Q: 2. Dr. Dahm is attempting to bring home some balloons for his son. He attempts to do this in August…

A: Given that, At initial, Temperature = 98 °F Volume = 1.54 L  Let Pressure = P Torr And T final…

Q: Ni(NO3)2 + Zn → Ni + Zn(NO3)2

A: In a balanced reaction, all atoms of all molecules should be equal on both sides of the reaction.

Q: Calculate the molarity of an acetic acid solution if 56.85 mL of the solution is needed to…

A: we need to calculate the molarity of acetic acid needed for the neutralization reaction given

Q: Pure magnesium metal is often found as ribbons and can easily burn in the presence of oxygen. When…

A: Given data : Mass of magnesium ribbon = 3.51 g Mass of oxygen = 8.71 g

Q: 36.How many sulfur atoms are present in 25.6 g of Al2(S2O3)3? A) 0.393 B) 6 C) 3.95 x 1022 D) 7.90 x…

A: Al2(S2O3)3 name is Aluminiumthiosulphate Given  mass of Al2(S2O3)3 is 25.6 g Number of sulphur atom…

Q: What is the mass in grams of KBr in 0.400 L of a 0.350M solution?

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Q: Consider an ideal gas enclosed in a 1.00 L container at an internal pressure of 14.0 atm. Calculate…

A: Answer: When system expands against a constant external pressure then the expansion is irreversible…

Q: Determine the pH during the titration of 20.0 mL of 0.110 M perchloric acid by 7.69x10-2 M barium…

A: Perchloric acid is a strong acid and Barium hydroxide is a strong base…

Q: A student performed three KHP titrations in Part 1 in order to standardize their NaOH solution. They…

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Q: provide a step-by-step mechanism. show the structure of each intermediates and use curved arrows to…

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Q: which one is limiting reagent？？

A: This is a two-step reaction. Step-1: 2-bromopropane reacts with Mg to give the Grignard reagent,…

Q: Experiment name: Kinetics of the [S208]2- (Peroxodisulfate(VI) ion) - I (lodine) reaction by the…

A: A traditional chemical clock demonstration experiment to show chemical kinetics in action is the…

Q: can you please answer question #4 on th picture

A: #4: Net ionic reaction is written by canceling all the spectator ions and keeping only the reactants…

Q: ,Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese…

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Q: Volume, V Pressure, p Temperature, T

A: Mass or moles of the given substance is constant. Then, we can relate P, V and T from the plot…

Q: 3. The average pH of the soil in a humid region was measured at 6.25 calculate the [H+] and the…

A: Hydrogen ion concentration is an important parameter of an aqueous solution. The concentration of…

Q: Each step in the following process has a yield of 60.0%. CH₂ +4Cl₂ ⇒ CCI₂ + 4HCI CCI + 2 HF →→…

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Q: A recipe for 1 cup of hollandaise sauce calls for ½ cup of butter, ¼ cup of hot water, 4 egg yolks,…

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Q: A visible (yellow) emission spectral line for beryllium (Be) occurs at wavelength A = 587.091 nm.…

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Q: NOx compounds can be formed in the atmosphere via the reaction of NO and ozone. Using the data…

A: Endothermic reaction - it is a process which absorbs heat from surrounding. Exothermic reaction - it…

Q: Using the table of standard formation enthalpies that you'll find under the ALEKS Data tab,…

A: Given , reaction : C2H5OH(I) +3O2(g) →2 CO2(g) +3H2O(I)

Q: Calcium carbonate is used in many antacids to neutralize stomach acid, as depicted by the following…

A: Chemical equation for given reaction is as follows: CaCO3 (s) + 2 HCl(aq) → CaCl2 + H2O(l) + CO2(g)…

Q: Determine the name of the product of the reaction shown here. -NH₂ + HBr ? A) cyclopentylamine B)…

A: Answer:- This question is answered by using the simple concept of chemical reaction of amine with…

Q: Determine the pH during the titration of 20.0 mL of 0.110 M perchloric acid by 7.69x10-2 M barium…

A:

Q: the most stable conformation for 1 tert-butyl-3-methlyclohexane

A: Most stable conformation drawn considering the syn diaxial interaction, steric crowding, the size of…

Q: ? MeOOC

A:

Q: Use Lewis structures to show the Lewis acid-base reaction between CO₂ and H₂O to give H₂CO3.…

A: we have to show the Lewis acid-base interaction and identify Lewis acid and Lewis base

Q: " The endpoint of an acid-base titration is defined as the point where. O A. The amount (moles) of…

A: End  point is defined as.

Q: Use Graham's law of effusion to calculate molar mass. A sample of krypton, Kr, effuses through a…

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Q: : calculate the mean and standard deviation of the following set of analytical 15.67, 15.69, 14.89,…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".