Consider heating 1.0 kg of water at a constant pressure of 1 atm. How much heat is needed to raise the temperature of 1.0 kg of water from 25 °C to 100 °C? 315 kJ 531 kJ 135 kJ 153 kJ

Q: Draw the structural condensed formula of 4,4-dimethyl-2-hexene.

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Q: Part A What mass of phosphorous pentafluoride has the same number of fluorine atoms as 27 grams of…

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Q: Provide the correct systematic name for the compound shown here.

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Q: 1 Empirical Formula 2 Mass Percent 3 Percent Composition 4 Anhydrous Compound A compound with a…

A: Sorry for the very short answers 1-B 2-J 3-D 4-I 5-A

Q: A sample of N2O4 gas with a pressure of 1.00 atm is placed in a flask. When equilibrium is achieved,…

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Q: 4. Propose a reasonable mechanism, using curved arrow notation, for the following reaction. Be sure…

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Q: the reduction potential for hydrogen is ---- V? 2V O None of them O 1V- O 1V+ O الاختيارات

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Q: At what temperature will 19.4 g of molecular oxygen, O2, exert a pressure of 1820 mm Hg in a 5.12 L…

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Q: Draw the structure of the organic product of the reaction between cyclohexene and H₂, Pd/C. • Use…

A: Given,  The product of the reaction between cyclohexene and H2 , Pd/C is:

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Q: 12. Which of the following equations represents a spontaneous redox reaction? Zn²+ (aq) + Pb(s) →→→…

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Q: Determine the density of as follows in g/L. a. Nitrogen gas at standard temperature and pressure. b.…

A: Given :  a. Standard temperature (T)= 273.15 K  Standard pressure (P) = 1 atm  b. Temperature (T) =…

Q: Use data in the table below to establish at 298 K for the reaction: 2 NaHCO3 (s) → Na2CO3 (s) +…

A: Here we are required to find the equilibrium constant .

Q: is a substance that produces H+, while able to accept protons in the form of H+.

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Q: Consider the following reaction: H2 (g) + I2 (g) ⇌ HI(g) If Kc = 196, what will be…

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Q: 4. ( You are performing the titration of a buffer with a pKa of 7.2. You start at the pka, and after…

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Q: Consider the following reaction schemes involving the reaction of an imine with an organolithium…

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Q: Draw the major product of this reaction. Ignore any inorganic byproducts. HBr (1 oqui

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Q: A 0.137 mol of N^2O gas occupies a volume of 846mL at a pressure at 2.37 atm. What temperature is…

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Q: ▼ ▼ Part A In order understand how this equation derived and why it holds true, the product f each…

A: Part A) Given, Concentration of the solution (M1) = 0.687 M = 0.687 mol/L Volume of the solution…

Q: 1A BA H2A 3A 4A SA 6A 7A He Li Be BCN OF Ne Na Mg 38 48 58 68 7888 18 28 Al Si P S Cl Ar K Ca Sc Ti…

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Q: Determine the molar mass of a gas that has a density of 2.18 g/L at 66°C and 720. mmHg. Enter your…

A: We will use ideal gas equation PV = nRT . (Value of R = 0.0821 L.atm/mol/K ) Then we will find no.…

Q: Q1. The colour of silver and gold nanoparticles changes according to the particle's ....... OK

A: The color changes depending on the size/shape of the gold nanoparticles.

Q: Name NARLE CI: Formulas pose fomPregative Ion ve Iron(III) chloride Fe³+ CI Iron(II) oxide Copper(I)…

A: given, Table formulas of Ionic compounds:                Name               Positive Ion…

Q: 1. Consider the structure shown below and then answer the following questions. a. Complete the…

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Q: Determine the density of as follows in g/L. Answer in 4 decimal places.  a. Nitrogen gas at…

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Q: "art A What mass of phosphorous pentafluoride has the same number of fluorine atoms as 27 grams of…

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Q: Round off your final answer to two (2) decimal places. Write your answer in the space provided. If…

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Q: Identify the two elements that are NOT placed (left and right) according to Dimitri Mendeleev's…

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Q: Calculate the percentage of p in the sample of a 0.500 g weight, produced 0.150 g of Mg2P207…

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Q: Introduction to Volumetric Analysis A 0.095g sample of oxalic acid dihydrate is titrated with NaOH…

A: Given the mass of oxalic acid dihydrate, H2C2O4.2H2O(s) = 0.095 g  Molar mass of oxalic acid…

Q: Calculate the percent composition of hydrogen in NH4NO2.

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Q: 1) What is the major product for the following reaction? -BuOH, -BuOK A) Of-Bu B) c) D) E) 43

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Q: Procedure 3: Include Chemical Formula and Chemical Name in Each Box + Ag+ AgCl CI Silver(1) chloride…

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Q: Carbon dioxide in high levels can cause death. One method of removing carbon dioxide from the air of…

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Q: Calculate the volume (in mL) of 0.797 M HNO3 needed to react completely with 5.76 g of NiCO3 in a…

A: Given that -  Molarity of nitric acid HNO3 = 0.797 M  Mass of Nickel (II) Carbonate NiCO3 = 5.76 g…

Q: 1. Write Lewis dot symbols for the following atoms and ions: a. I and I¯ b. S and S²-

A: Lewis dot symbol is representation of valence shell electrons of an atom, ion or a molecule

Q: A 50.0g sample of Ba(OH)2 xH₂O(s) contains 27.2g of Ba(OH)2. Calculate the value of x for this…

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Q: Turquoise, CuAl 6 ( P O 4 ) 4 ( OH) 8·5 H 2 O(s), is one of the most valuable non-transparent…

A: Calculate molar mass of both hydrated and anhydrous form of the mineral and then calculate the mass…

Q: For HCI (g) AHof = -92.3 kJ/mol. What is AHorxn for each of the following processes? H2 (g) + Cl2…

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Q: In a saturated solution of BaCO3 at 298K, [Ba2+(aq)]  =  7.07 x 10-5 mol L-1;     [CO32- (aq)]  =…

A: Ksp is the solubility product constant, is defined as equilibrium constant for a solid substance…

Q: Represent the cell in which the following reaction takes place Mg(s) + 2Ag+ (0.003M) → Mg+2 (0.09M)…

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