RECION V BIC Are there phase changes happening at your home? Below are examples of phase changes. Can you cite other phase changes that you see inside your house? Draw/ list them on the next page. hing nuurnoses only

Q: Describe a step-by-step procedure on how you would solve this problem. 25. The tabulated data show t...

A: The order of the reaction is calculated by hit and trial method

Q: An atom with more electrons than protons is a negative ion. True or False

A: Please find your solution below : An atom is defined as the basic building block of matter.  It cons...

Q: The analysis of a salt shows that it contains 56.58% potassium (K); 8.68% carbon (C) and 34.73% oxyg...

A: Given: Mass percent of K = 56.58 %. Mass percent of C = 8.68 % And mass percent of O = 34.73 %  

Q: There is a barrier to rotation in alicyclic alkanes because of steric strain. Select the correct res...

A:

Q: The staggered and eclipse arrangement of atoms or groups in normal alkanes give rise to stereoisomer...

A: Stereoisomers are the isomers that have different orientation of the groups in 3D space.  

Q: What would happen to the retention time of a compoundi

A: Retention time is defined as the time that is by the solute to pass through a column during chromato...

Q: C: Classify the specific ingredient of household substances as either Bronsted-Lowry acid or a Brons...

A: The compounds given are,  

Q: the foldi

A: Here, Acetone-CH3 -CO-CH3Urea-NH2 -CO-NH2

Q: Conformers like geometric isomers are stable and can be isolated. Select the correct response: True ...

A:

Q: 1. construct an energy diagram to show the variation in the free energy of the molecule as the front...

A:

Q: Rank the following isomers of C,H18 in terms of their boiling points. 2,4-dimethylhexane octane 4-me...

A: The isomers of C8H18 given are,  

Q: During heating, some solution of NaCl splattered out of the evaporating dish. How would this affect ...

A: Given: During heating, some solution of NaCl splattered out of the evaporating dish.  

Q: Which of the elements below are not commonly found in living things? Group of answer choices oxygen...

A: Given : We have to tell which of the following is not found in living things.

Q: How many moles of sodium hydroxide are there in 1.00 kg of sodium hydroxide (Given Na=22.99 g/mol; O...

A: Given mass of sodium hydroxide = 1kg = 1000g  

Q: 1. For the five acid base reactions below, show the products and the mechamism for their formation. ...

A: NB- AS PER GUIDELINES I WILL ANSWER FIRST THREE PARTS. Acidity basicity depends on various factors l...

Q: assign a structure to each of the following three spectra. The structures are presented here.

A: From these three spectra, it is clear that there is present one peak for the ester carbonyl group in...

Q: Trizma base is a commonly used buffer in biochemistry labs with a pKa of 8. How much 1 M HCl must yo...

A: Given: pH of buffer required = 8.0 pKa of Trizma = 8.0 Concentration of HCl = 1 M Volume of buffer s...

Q: The boiling point of an alkane is lower than the alkane immediately after it in the series. Select t...

A: Boiling point is the temperature at which a liquid converts into vapour at given pressure. 

Q: Give the functions of the following ingredients, then name a branded/commercial skin or hair care pr...

A: The  ingredients given in the question are generally used in skin care or hair care etc.Let's discus...

Q: 3. Predict products stereochemistry and mechanisms of the following reactions. CO2H A = .CO2R Ph N' ...

A: The given substrate is an enolizable aldehyde which in the presence of the chiral catalyst (R-prolin...

Q: Which of the following is NOT CORRECT about the formal charge of each of the atoms in the structure?...

A: The formal charge on atom = valence electrons - non bonding valence electrons - bonding electrons2

Q: calculate the neutralization equivalent for malonic acid and maleic acid

A: For an acid, neutralization equivalent is determined as- Neutralization Equivalent = Molecular Weigh...

Q: Rank each of the following compounds in decreasing order of reactivity towards Friedel-Crafts alkyla...

A: Friedel Crafts alkylation is the replacement of an aromatic proton with an alkyl group. This happens...

Q: Fluorine is the most useful and selective halogen reagent for radical substitution. Select the corre...

A:

Q: Carbon-hydrogen bonds exhibit a range of different chemical reactivity that depends on molecular str...

A: Primary carbon: A primary carbon is a carbon atom bound to 1 other carbon atoms. Secondary carbon: A...

Q: rganic chemistry:Hydrochloric acid is about as strong a mineral acid as sulfuric acid .Why would HCL...

A: Given : Why HCl can't be use as catalyst in reaction.

Q: Identify the Brønsted-Lowry acid, the Brønsted-Lowry base, the conjugate acid, and the conjugate bas...

A:

Q: Question 5 Which of the following situations can affect the equilibrium of the ions in the soil? (A ...

A: The situations that can affect the equilibrium of the ions in the soil are, Fertilization Leaching ...

Q: Which radical will not likely be formed? Take note of the asterisk as the point of radical formation...

A: Here the radical in option 6 can't be formed as because this is cyclic structure and the carbon in t...

Q: Which sample has the highest number of moles of iron from the following? 1.90 moles of FeO 5.60 mo...

A:

Q: QUESTION Compare the similarity and the differences between Carbon, Nitrogen, Oxygen, Phosphorus, an...

A: Introduction :  A biochemical cycle is a process where a type of element moves through nature. An el...

Q: calculating the average translational energy for 2 moles of oxygen molecule at 27degreesC, assume id...

A:

Q: The structure has secondary carbon atoms, tertiary carbon atoms, and quaternary carbon atoms.

A:

Q: Using data from Table 5.3, and that AH , ZnS = -201.1 kJ/mol and AH¡ , ZnCl2 = -415.1 kJ/mol, find t...

A:

Q: Fill in the gaps in the following table: Symbol Co Protons 34 76 80 Neutrons 46 116 120 Electrons 36...

A: In an atom, the atomic number must be equal to the number of protons. 

Q: Methane and water react to form carbon monoxide and hydrogen, like this: CH,(2)+H,O(2) -→ CO(2)+3H,(...

A: The reaction shifts towards the side which has fewer moles or pressure.

Q: At a certain temperature the rate of this reaction is second order in N,0, with a rate constant of 9...

A: 2nd order reaction: 2N2O5(g) ------> 2N2O4(g) + O2(g) inital conc. = 0.24M k = 90.8M-1s-1

Q: A saline solution contains 0.90 g of NaCl per 100 mL of solution. What is its molarity a. 0.15M b. 1...

A: Molarity is the ratio of moles of solute to volume of solution in litres. 

Q: What is the rate of reaction if the rate of decomposition of dinitrogen pentoxide is 1.648x10 −4 M/s...

A: Given: The rate of decomposition of dinitrogen pentoxide = 1.648x10 −4 M s-1

Q: An element consists of 4.35% of an isotope with mass 49.946 u, 83.79% of an isotope with mass 51.940...

A: Average atomic mass: The average atomic mass of an element is the sum of the masses of its isotopes,...

Q: Experiment [H2] (torr) (ICI) (torr) Rate (torr/s) 250 325 1.34 250 81 0.331 50 325 0.266

A: Given : We have to calculate the rate .

Q: ASSESSMENT: Directions: Choose the letter of the correct answer. If the answer is not found on the c...

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for y...

Q: Give the major products for the reactions

A:  

Q: Normal alkanes have tertiary carbon atom. Select the correct response: True False

A: Normal alkane has general formula is CnH2n+2  Thus these are saturated hydrocarbons.  

Q: What is the composition, in atom percent, of an alloy that contains 98 g tin and 65 g of lead?

A:

Q: Suppose we have a cell with a resting membrane potential of -70 mV. The Na+ concentrations in the EC...

A: Since you have asked a question with multiple subparts, we will answer the first three subparts for ...

Q: A buffer contains 0.025 mol of lactic acid (pK, = 3.86) and 0.080 mol of sodium lactate per liter. H...

A:

Q: explain argon electron affinity according to slaters rules

A: Every atom has certain number of electrons depending in the atomic number of the element. The number...

Q: 7. A sample of an ideal gas has a volume of 2500 ml at STP. What is the volume if the pressure is do...

A:

Q: By how much would the rate of reaction (see below) change if the concentration of CO increased by a ...

A: Given Rate = k[NO2]2 concentration of CO increased by a factor of 2.171