brown

Q: How much heat is required to change temperature of 2g of water from 34°C to 68°C? (Water has a speci...

A: Q = m C ( T2-T1)

Q: 5) The compound below can be protonated by H2SO4 on the oxygen atom or the nitrogen atom. Show both ...

A: Protonation reaction is shown below ,

Q: help with this question please! filling in the blanks    The pOH of an aqueous solution of 0.590 M q...

A:

Q: sO2 belongs to which point group? C2v .A O C2h .BO Doh.cO C2.DO

A:

Q: Please answer this question just send me the paper solutions

A: Given data,Volume of water=200mLInitial temperature(Ti)=20oCFinal temperature(Tf)=55oC

Q: 4. What is the pereentage purity of a sample of Al, (SO4)3 if a 0.5000- sample produced a precipitat...

A: The question is based on quantitative analysis. we have to calculate percentage purity of the compou...

Q: At what rate would oxygen concentration in the gas within the international space station decrease i...

A: The initial data is given at 21% product mode of O2, it starts when electrolytic oxygen generation f...

Q: F) Determine the wavelength and frequency for light with energy of 252.5 kJ/mol. ? = ___ nm v = ____...

A: E=hνorE=hcλ Where λ is wavelength E is the energy of light C id the speed of light =3x108m/s h is Pl...

Q: mechanism has been proposed for the conversion of ozone to oxygen in the gas phase. Tast: O3 02 +0

A:

Q: QUESTION: Give a range of temperature that an average person would probably survive.

A: The range of temperature that average person can survive is 

Q: Circle and label the functional group of aspirin that causes it to irritate the stomach.

A: Irritation of stomach caused due the acid . This acid are harmful to our stomach when not treated wi...

Q: Exercie : Let us consider the monoclinic space group denoted by P2/e. showing the primitive lattice ...

A:

Q: The following reaction mechanism was proposed for this reaction: (1) To2 → 2To [slow] (2) 2To + O2 ...

A: Given: Multistep Reaction To find: Molecularity of reaction Solution: Molecularity of the Reaction i...

Q: 1. Give the major organic product (s) for the following reactions or sequence of reactions. 1) PhMgB...

A:

Q: Compute the degree of dissociation in a 10^-7 M solution of acetic acid НАС?

A: The question is based on the concept of equilibrium. we have been given concentration of acetic Acid...

Q: which of the following is a hydrocarbon? \[C{O_2}\] \[{H_2}O\] \[C{H_4}\]

A:

Q: Contrast polymer hydrolysis with dehydration synthesis.

A: When a polymer is treated with water molecule, then cleave the C-O bond or C-N bond in polymer of es...

Q: For the reduction of copper reaction below (as an unbalanced reaction - that's how I will almost alw...

A:

Q: 4. Assign Cahn–Ingold–Prelog rankings to the following sets of substituents: (a) –CH=CH2, –CH(CH3)2,...

A: The sequence of rules for specifying structures as having either R or S configurations are as follow...

Q: 5. K + H,O → КОН + H, 6. CІ, + _ Lil - LİCI + 7. Са(ОН), + HCl → СaCl, + НО

A: Since you have posted a question with multiple subparts, we will solve first three subparts for you....

Q: Relate the number of electrons in an atom’s valence shell to its chemical stability and ability to f...

A: In periodic table, group 18 noble gas element is most stable element because they have completely fi...

Q: Q1: Calculate the number of covalent bonds of Germanium (Ge), Z-32?, and Zn, Z-30?

A: The elements having 8 or 18 valance electrons are said to contain octet configuration. The elements ...

Q: Chemistry Question

A:

Q: HNO3(aq) + HCl(aq) = 1. what is the balanced equation 2. what is the ionic equation 3. what is the n...

A:

Q: None of these

A:

Q: QI: Calculate the number of covalent bonds of Germanium (Ge), Z-32?, and Zn, Z-30?

A: Disclaimer: Since you have posted multiple questions, we will solve first question for you. To get r...

Q: Help please !!!!

A: As per our guidelines I can answer only first question because you have posted multiple questions.  ...

Q: Colligative properties of a solution are mostly determined by—     degree of polarity of the sol...

A: Colligative properties are the properties of the solution . And the solution will be ideal in nature...

Q: What is the mass in grams of 2.6 x 1025 molecules of CuO?

A: Answer:- This question is answered by using the simple concept of calculation of mass using the give...

Q: Calculate the pOH of a 0.0461 M HCIO, solution at T (°C) Kw each temperature. 1.15 × 10-15 5 1.88 × ...

A: The question is based on the concept of POH calculations. we have been given perchloric acid solutio...

Q: Given that the vapor pressure of water is 17.54 Torr at 20 °C, calculate the vapor-pressure lowering...

A: We have to apply formula for relative lowering in vapour pressure

Q: How does pressure affect temperature and the state of matter? Describe the relationship between temp...

A: Pressure raises the temperature at which a given type of matter changes states, such as going from s...

Q: Balance the following equation - If a coefficient is a one (1) PUT IT IN even though that would be o...

A: Balance equation : The Reaction in which Number of atom in reactant side is equal to number of atom ...

Q: - What is the importance of PH on soil?

A: Through ph we can find out the acidic and base of any object. Through soil ph we can find out its qu...

Q: 1. In Part II of the Procedure, you were instructed to use your original mixture of phycocyanin and ...

A: A buffer is an aqueous solution which when mixed with other solutions helps in resisting the pH of t...

Q: 2. One way to remove lead from water is to add a source of iodide ion so that the lead will precipit...

A: At the end point of the reaction, equivalent or moles of one reactant is completely used by equivale...

Q: 50.What is the pH of a 0.10 M solution of trimethylamine (pK = 4.13)?

A:

Q: What is the percent ionization of a monoprotic weak acid solution that is 0.1190.119 M? The acid-dis...

A:

Q: AgNO3(aq) + KOH(aq) = 1. what is the balanced equation 2. what is the ionic equation 3. what is the ...

A: A balanced equation is an equation in which the number of atoms on the reactant side should be equal...

Q: O The initial volume, pressure, and temperature of helium gas trapped in a container with a movable ...

A: Given  Initial Pressure (P1)         = 150 kpa Final Pressure (P2)          = 300 kpa Initial Volume...

Q: The maxirnum allowed concentration of chloride in a municipal drinking water supply is 2.50 x 102 pp...

A:

Q: Determine the IR active and Raman active vibrational modes for PCl3F2 and PCl2F3.

A: Group theory is a powerful mathematical tool which is used to study various molecular properties lik...

Q: 200 35 The (Hg C) Melecule Then canverT Thest To The YeTatiohal ene rgy levels for (J-3,4) by use he...

A:

Q: A solution is prepared by dissolving 20.0mg of insulin in water and diluting to a volume of 5.00mL g...

A: The given problem can be solved by using the formula given as; π=MRTM=πRT                           ...

Q: Urgent!! How many grams of titanium are need to react completely with 17.0 g of chlorine (Cl2) to pr...

A:

Q: Soda ash (sodium carbonate) is widely used in the manufacture of glass.  Prior to the environmental ...

A: In Balanced chemical reaction a species which is totally consumed in reaction is known as limiting r...

Q: What is the hydronium ion concentration in an aqueous solution with a hydroxide ion concentration of...

A: On autoionization of water, hydronium ion and hydroxide ion are produced as follow.                 ...

Q: Ethanol, C2H6O, is added to gasoline to produce ‘gasohol’, a fuel for automobile engines. Howmany gr...

A: Given, Mass of the Ethanol= 421 g The balanced chemical equation:  C2H5OH (l) + 3O2 (g) → 2CO2 (g) +...

Q: The balanced equation for the combustion of butane, CAH10, is shown below. For your convenience, the...

A: 1 mol contains 22.4 L volume of any gas. Moles = given mass / molar mass

Q: A reaction for the reduction of copper is shown below (as an unbalanced reaction - that's how I will...

A: Mass of CuO = 3.000 tonnes = 3000kg= 3×106 g Molar mass of CuO = 79.545 g/mol Moles = 3×106 g/79.545...