Two gas samples:  Flask A: 4.0 grams of helium (He) in a 1 liter flask at 25 degrees C Flask B: 16.0 grams of oxygen (O2) in a 1 liter flask at 25 degrees C  Answer all three of the following questions about these gas samples:  a. Which flask contains more molecules?         Flask A      Flask B     or its a tie  b. In which flask are the molecules traveling faster?        Flask A       Flask B     or its a tie  c. In which would you find the higher total pressure?       Flask A         Flask B    or its a tie    Please answer all three of these questions. Thank you

Q: The gold plating of a ceramic figurine requires a total of 4.19 g of solid gold.  If the current…

A: Given  Mass of solid gold required = w = 4.19 g Current being used is = I = 11.0 amperes how many…

Q: (1) On burning 1.2 g of solid fuel in a bomb calorimeter, the temperature of 4700 g of water…

A: Given  Weight of solid fuel in Calorimeter  = 1.2 g  Weight of water ( w2) = 4700 g latent heat of…

Q: 2. If Ka is 1.75 x10-5 for acetic acid, calculate the pH at one-half the equivalence point for a…

A: Ka = 1.75 x 10-5  pKa = -Log [Ka] pKa = -Log [ 1.75 x 10-5]  = 4.756

Q: How many different proton environments are present in each of the following compounds? A H O A= 6;…

A: The protons present in different environments give different chemical shift in H1 NMR spectrum.…

Q: Chemistry electronic configuration of O2-

A:

Q: Please write the basic ideas of the following ionization models. a) Ion-Sphere model b) Stewart-Pyat…

A: BASIC IDEAS OF FOLLOWING MODELS :

Q: The first four steps of the californium-252 decay chain consist of three α-decay steps followed by…

A: Concept based on radio active decay process.

Q: a)I'm creating a product I want to be somewhat elastic and bendable but still a little firm. b)l…

A:

Q: Problems I For each of these balanced equations, do the following. a. Identify the limiting reagent.…

A: Answer: Limiting reagent is the reactant that exhaust first in the chemical reaction and decides the…

Q: Which of the following reagents can be used to cleave a tert-butoxycarbonyl (Boc) protecting group…

A: Among the many amino protecting groups, one of the most important protecting group is…

Q: 3. Describe the formation of dative covalent bond using NH4* as example.

A:

Q: H H H -|||-· H C C H H H Identify and select all structures below that represent a constitutional…

A:

Q: Which of the following amines would be best chosen for preparing an enamine derivative from…

A: Aldehyde and ketone in presence of an acid reacts with secondary amines to give enamine . So the…

Q: Difference between multimolecular colloids and macromolecular colloids.

A: Colloid is a mixture of two or more substances that are mixed together but not chemically combined.

Q: CH3 CH3 OH 요요 CH3SCH3 CIC-CC1 -60 °C (CH3CH₂)3N -60 °C ?

A:

Q: what entities are present when calcium nitrate is placed in water

A:

Q: Reaction of hydrazine, KOH,triethylene glycol (Wolf-Kishner conditions) with CH3CH₂C(O)C6H5 forms as…

A: In Wolf-Kishner reduction, the reactant is a ketone which is CH2CH2C(O)C6H5. The reagents used are…

Q: Prepare stock solution by dissolving 150mL of 1M sodium citrate by dissolving in distilled water.…

A: Molecular weight of sodium citrate dihydrate =  294.10 g/mol Molecular weight of citric acid =…

Q: Acid rain is the result of the chemical reactions of certain pollutants in Earth’s atmosphere with…

A: Given that, Ion presented in the acid rain  are H3O+ , SO42- and NO3-.

Q: pH [OH-] 4.5 x 104 M [H3O+] 6.7 x 10-6 M Acidic/basic

A: Since, Negative logarithm of H3O+ ion is known as pH. At 25℃, pH + pOH = 14 Thus,

Q: Using the electronegativity values from the equation bank, show the determination of the polarity of…

A: Electronegativity is defined as the property of atoms to attract electron pairs towards itself, in a…

Q: Complete the statement below by writing the number (from the table below) that represents the set of…

A:

Q: A concentration cell running at 25°C consists of two Al(s)/Al3+(aq) cells.  If the concentration of…

A:

Q: Н. Н.

A:

Q: Explain the fundamental redox reactions that occur in this battery and calculate the theoretical…

A: In Zinc silver cell there is two half cell reactions occurs :

Q: 1 Autheco Aalbeco AaBbC AaBbd AaBbC AaBbce aan CHIA AufbCcD Tale Question 1: Reaction: CH(g) + 2H₂O…

A: As per the bartleby guidelines for the multiple questions, I can solve only first one. So I'm…

Q: Dicarboxylic acids have two pKa's. For maleic acid (cis-2-butenedioic acid) these are pka¹ = 2.0,…

A: This can be explaine on the basis of the geometric representation of maleic acid and fumaric acid.

Q: Which of the following compounds is not named correctly? O a. 2-Methyl-3-heptanone -…

A:

Q: Chemistry The levels of an organic pollutant (P) in the groundwater at the perimeter of a plant…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: (structure below) is proposed as a model compound for an application of the particle-in-a-ring…

A: Please find the attachment.

Q: A concentration cell running at 25°C consists of two Al(s)/Al3+(aq) cells.  If the concentration of…

A: According to the question we have a concentration cell running at 25°C The concentration of the Al3+…

Q: H PhH₂CH₂C PhH₂CH₂C H 14 .... CH3 4 CH3 mcpba mcpba ? ? HT/H₂O H™/H₂O ? ?

A: Organic reactions are those in which organic reactant react to form organic products.

Q: (c) CH₂-CH₂-CH₂-CH₂-CH₂-Br and CH₂-CH₂-CH-CH₂-CH₂ CH₂-CH-CH₂- T CH3 C CH₂-CH₂ CH₂ CH₁ i O−CH, and…

A: Please find the attachment.

Q: Fe (s) + O2(g) + 2H2O (l) → Fe3+ + 4OH- Balance the  simple redox reaction, If the standard change…

A: Oxidation is the loss of electrons and reduction is the gain of electrons.

Q: ( D-ф - 8-б (Ь) Eto OEt H₂N. 2 - свод - 20 OH NH, OEt ОН (P) НО

A: According to the company guidelines, we have to answer only the first three sub-parts. So, please…

Q: Q4: A: Calculate the average of (number, weight, and viscosity) of molecular weight, Dp for…

A: The mid-point of the histogram in the given chart is used for the molecular weight.

Q: НО. E F OH

A:

Q: Which of (a)-(d) is the correct IUPAC name of the following compound? OH O OH O a. 2-Hydroxybutanoic…

A: Use the IUPAC nomenclature to name the given carboxylic acid from the given names.

Q: Give the configuration at each stereogenic site for both compounds shown below. You must report the…

A:

Q: calculate the mass in grams of Casoy 250 ml of 0.630M Solution

A:

Q: You are given two beakers, one containing 0.7 M 450 ml NaOH (sol-1) and another containing 0.3 M 560…

A:

Q: 36) with sufficient oxygen present, pentane burns according to the reaction C₂H12 (1) + 80₂(g) +…

A:

Q: Rank the follo Mucieophilic acyl subst and number 3 in the dio) om im -N Explain why 1 is mor

A: Amides can be defined as the organic compounds that contain CONH2 group

Q: What is the molarity of 0.4237 g of KHP (204.23) in 100.0 mL of solution? 0.03045 0.02075 0.04065…

A: Given Mass of KHP = 0.4237 gm Molar mass of KHP = 204.23 gm/mol Volume = 100.0 mL = 0.1 L

Q: Reaction of CH3CH=CHC(O)C6H5 with 5 % Pd/C forms CH3CH2CH2C(O)C6H5 CH3CH(C6H5)CH2C(O)C6H5…

A: it is a catalytic hydrogenation reaction.  it is kind of addition reaction where H2 molecule add to…

Q: Question 32 Consider the following reaction, which has an equilibrium constant of 3.2 x 10-6 at a…

A: Given reaction: Y(aq) + Z(aq) ↔ 2X(aq) Equilibrium constant = 3.2 × 10-6 We have to calculate the…

Q: please help with the following! A compound with the formula C6H10 reacts with one equivalent of Br2…

A:

Q: QUESTION 8 Which of the following is most prone to hydration (acid-catalyzed reaction with water)? O…

A: In this question it is asked that which aldehyde is most prone to hydration (under acid catalysed…

Q: Complete the statements by providing the reagents necessary to complete each step of the synthesis.…

A:

Q: 13. Which sets of reagents could be used to efficiently make the following amine (i) 1-butylbromide…

A: Here we have to synthesize the following given compound N,N-dimethylbutanamine from the following…