What is the amolarity prepared by dissolving enough water to make 275 mL of iron (1) nitrate Fe (NO_23 1-68 9.4 FE (NO9s in of Solution? (Fe -35.847 g/mo lj N - 14 g/mol; 0-16 g/mol)

Q: which element has one electron in he 2s sublevel

A: The atomic orbitals explains the probability of finding an electron in a particular region of an ato...

Q: Caculate the radius in nanometers of the orbit of a hydrogen atoms electron with n= 75.

A: The radius of orbit in hydrogen atom is given by => r = 0.529 X n2                               ...

Q: Aqueous sulfuric acid (H, SO 4) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium ...

A: 2NaOH + H2SO4 → Na2SO4 + 2H2O 2mol NaOH react with 1 mol H2SO4 to produce 2 mol H2O Molar mass NaOH ...

Q: 17, Predict whether the product ratio of the following reactions will be 50:50 or a number other tha...

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Q: What volume (in mL) of 0.2800 M HBr is required to neutralize 50.00 mL of 0.7000 M KOH?

A: Mixing of water is called dilution  Voulme is =125ml  

Q: If you dilute 30.0 mL of 2.75 M hydrochloric acid to 450. mL, what is the molar concentration of the...

A: M1 = 2.75 M V1 = 30.0 mL V2 = 450 mL M2 = ?   Formula used: M1V1 = M2V2    

Q: Com OH 1. Eisomer D' -CO2H 2. Zisomer Me CI. 3. cis isomer (H;C)2HC - OH 4. trans isomer CIH,CH,C OM...

A: To name an alkene by the (E)-(Z) system, assign the priority order of the substituents on both the c...

Q: How many moles are in 6.24 × 1021 molecules of CaSO4

A: If Avogadro number 6.022×1023 particles are present in a sample it is known as  1 mol. Write the for...

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Q: A pure copper cube has an edge length of 2.76 cm How many copper atoms does it contain? (volume of a...

A: Density of a unit cell is given by, Density = Z×Ma3×NA where, Z is the number of atoms in the unit c...

Q: How can I find Molality by using the Density of a chemical compound?  I know m=mol/kg, but I always ...

A: First we need to find out density. density = mass / volume   moles = mass/ molar mass   molality = m...

Q: 10. 0.287 M 20. 0.189 M 30. 0.141 M 40. 0.112 M Use this data to answer the following questions. Wri...

A: reaction : 2[SO3]→2SO2+O2 rate of a reaction : rate=k[r]a where k is rate constant  a is order of th...

Q: reactant: 0.400g of p-amionphenol (MW=109.1) 0.450 ml of acetic anhyride (mw= 102.1 d= 1.08 ml) prod...

A: Given : actual yield = 78% mass of acetaminophene = 151.2 g mass of P-aminophenol = 0.400 g (MW = 10...

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A: Given: Specific heat capacity of platinum     = 0.1256 J/ oC.g Temperature of platinum              ...

Q: What is the empirical formula of a compound composed of 23.5 g of potassium (K) and 4.81 g of oxygen...

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Q: What volume of 0.220 M NaOH, in milliliters, contains 45.0 g of NaOH? Volume mL %3D

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Q: Some measurements of the initial rate of a certain reaction are given in the table below. N2 ...

A: Interpretation: From the given information, a rate law for a given reaction is to be provided and th...

Q: Glycine is an amino acid with the formula C,H,NO,. Determine the number of moles of carbon in 35.31 ...

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Q: The oxidation number of lithium in Li⁺ is

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Q: An empty steel container is filled with 0.0400 atm of HF. The system is allowed to reach equilibrium...

A: Given, Equilibrium constant, Kp = 2.76 Initial pressure of HF = 0.04 atm   The given balanced reacti...

Q: Under certain conditions, the substances iron and oxygen combine to form iron(II) oxide.If 22.0 gram...

A: Iron reacts with oxygen to form iron oxide. Write the complete reaction. 2Fes+O2g→2FeOs This means t...

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Q: Calculate the osmotic pressure of each of the following aqueous solutions at 20.00°C:   20.3  g of C...

A: step 1) osmotic pressure : π = CRT π = osmotic pressure C = concentration R = gas constant = 0.0821 ...

Q: Use the References to access important values if needed for this question. The element sodium forms ...

A: The atomic number of sodium is 11 nad the sodium atom contains 11 protons and 11 electrons. The elec...

Q: Which subatomic particles have a negative charge?

A: A typical atom consists of three subatomic particles: protons, neutrons, and electrons. Protons and ...

Q: Answer 6

A:

Q: Ordinary household bleach is an aqueous solution of sodium hypochlorite. What is the molarity of a b...

A: Molarity is defined as the number of moles of solute per volume of the solution in liter, i.e.      ...

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A: The balanced chemical equation of the combustion of heptane, nonane, and octane are shown below. C7H...

Q: A mixture initially contains A, B, and C in the following concentrations: [A] = 0.500 M , [B]= 1.15 ...

A: The reaction at equilibrium is given below: A+2B⇌C The equilibrium constant for this reaction can be...

Q: Which of the following matches the given data?   13C: δ 183, 164, 162, 160, 157, 155, 153, 52, 20   ...

A: Spectroscopy is useful in determining the structure of organic compounds. Given: 13C: δ 183, 164, 16...

Q: BEI Ho Exp

A: Mole is defined for the quantity of substance.  

Q: Why is it important to condition a pipet before use?

A: The important condition to use pipet for experiment is to rinse it thoroughly with a solution to get...

Q: A solution of acetic acid CH3COOH has a concentration of 0.143 M and a density of 1.00 g mL^- 1 What...

A:

Q: Given a balanced chemical equation between H2SO4(aq) and KOH(aq)       H2SO4(aq) + 2 KOH(aq) → K2SO4...

A: The balanced reaction taking place is given as, => H2SO4 (aq) + 2 KOH (aq) → K2SO4 (aq) + 2 H2O (...

Q: A cube of osmium metal 1.500 cm on a side has a mass of 76.31 g at 25 ∘C What is its density in g/cm...

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Q: Palmitate and Behenate are saturated fatty acids with 16 and 22 Carbons respectively. Which would yo...

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Q: Chemistry Question

A: Interpretation: A compound is 54.53% C, 9.15% H, and 36.32% O by mass. the empirical formula of the ...

Q: 22

A:

Q: Question A only, thanks

A: In order to find the enthalpy of the hydrolysis per mole of the ATP we first write down the given da...

Q: Why phenolphthalein is a suitable indicator in the titration of a strong acid with a strong base?

A: To choose appropriate indicator for titration for this graph one must know :- a) pIn value of an ind...

Q: A certain ion X3+ contains 21 electrons and 29 neutrons Identify an ion? what is the mass number of ...

A: Ions are formed, when an atom gains or loses its electrons, so the ions do not have the equal number...

Q: A student gains 1.1 lb in two weeks. How many grams did he gain? Express your answer to two signific...

A: Given : Mass gained in lb = 1.1 lb  

Q: Draw a conformational analysis plot of 1-chloro-2-bromopropane sighting down the C1-C2 bond. See the...

A: The eclipsed structure has high energy and Staggered has low energy.