Q: Is the mass of one mole of N2 greater than, less than, orequal to the mass of one mole of O2?
A: Given:Is the mass of one mole of N2 greater than, less than, or equal toThe mass of one mole of…
Q: How many moles of KI are in 9.06×10^24 formula units?
A: nmoles=NNAvagadro
Q: A certain reaction has an activation energy of 51.73 kJ/mol. At what Kelvin temperature will the…
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Q: Action potential +40 Na ions in 13 2 K ions out Failed initiations Threshold -55 (5 -70 15 4 1. 2 4…
A: 1 denote by after resting potential stimules is applied 2)depolarization 3) repolarizatio 4)…
Q: Can carbon dioxide be liquefied at room temperature (20ºC)? If so, how? If not, why not?
A: Introduction: Liquefaction of gases is defined as the conversion of states of gas from the liquid…
Q: A well-sedimented sample of protein in water is found to have a concentration of protein of 1600…
A: Here given that at the bottom of the vial contains protein of 1600 particles per μL and 5 mm above…
Q: A sample of oxygen gas has a volume of 2.50 L at STP. How many grams of O, are present?
A:
Q: How can you separate salt from three salty chicken wings? Write a procedure that can give you an…
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Q: What is the net charge (in C) of a single O2- ion?
A: Given data The given ion is O2- From the given charge, the number of extra electrons is, n=2 The…
Q: Why is having an equal number of neutral and positives important?
A: The net charge is said to be zero when there is an equal number of negative and positive charge or…
Q: How many total atoms would be in one formula unit of (NH4)3PO4?
A: N=3 atom H=12 atom P=1 atom O=4 atom
Q: Consider air at P = 1.00 atm. The average molecular mass of air is approximately 29 u (atomic unit).…
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Q: How many moles of atoms are present in 1 mole of water?
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Q: Nine moles of sulfur dioxide, SO2, would consist of how many molecules?
A: Write the given values of this problem. Moles of sulfur dioxide=9
Q: Calculate the rate constant, k, for a reaction at 50.0 °C that has an activation energy of 87.9…
A: Given data: The activation energy is E=87.9 kJ/mol. The temperature is T=50°C. The frequency factor…
Q: Consider air at P = 1.00 atm. The average molecular mass of air is approximately 29 u (atomic unit).…
A:
Q: what parameters vary along the z axis of a membrane that cause anisotropy
A: Answer:- Parameters vary along the z axis of a membrane because The natural anisotropy is the…
Q: A certain reaction has an activation energy of 56.37 kJ/mol. At what Kelvin temperature will the…
A: Given, Rate constant is K. K2=8K1 Activation energy, Ea=56.37 KJ/mol=56.37×103 J/mol Arrhenius…
Q: A rigid tank contains 2500L of argon gas . The pressure is 3790kpa and the temperature is 25degree…
A: volume of argon gas (V) = 2500 L = 2.5 m3pressure (P) = 3790 kPa = 3.79×106 Pa temperature (T) =…
Q: How does microwave cooking differ from conventional cooking?
A: Given: micowave cooking and conventional cooking
Q: How many O atoms of mass 15.99 amu are in 15.99 g of oxygen?
A: In 15.99 g of O, 15.99 g15.99 g/mol = 1 mole So, there is 1 mole of Oxygen in 15.99 g of O. We know…
Q: A uniform disc of radius R and mass m is connected to a wall by string oflength 2R. The normal…
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Q: How many grams is 3.2 mol of N2? Round your answer to the nearest whole number.
A: Molar mass of N2 = 2 * Atomic mass of N = 2 * 14 g/mol = 28 g/mol
Q: (iv) Assume that the concentration of NO2 in Delft today is 50 ug/m'. Convert that to ppb (show the…
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: What is the concentration of a solution obtained by diluting 30 mL of a 45% w/v solution to a final…
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Q: How many individual atoms are in a water molecule?
A: The molecular formula for water is
Q: A simple model for car- bon dioxide consists of
A: from the following relation ω = 2π f and also ω2 = k/m here ω = angular frequency f = linear…
Q: Which contains the most moles: 10.0 gg of hydrogen gas, 100 gg of carbon, or 500 gg of lead?
A: Let M be the mass of the element, Mmol be the molar mass of element.Write the expression for the…
Q: Chromium(III) oxide reacts with hydrogen sulfide (H2S) gas to form chromium(III) sulfide and water:…
A: Solution: The Given chemical equation for the Reaction is as follows: Cr2O3(s) +…
Q: Oxidation number of S in Na;SO3 is
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Q: A solution of LICI at a concentration of 0.01 Mis contained in s tube having a. Cross-sectional area…
A: In this question we have to find the speed of Li and Cl ions. Please give positive feedback if the…
Q: write the balanced chemical equation for P+O2=P2O5
A: 2P+52O2 = P2 O5…
Q: what is the percentage of mass of CI in MgCI2 if it is 25.5 percent Mg by mass
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Q: A at 16 mls. casn 5ounds d36 mppbe- The of its acelosration in mis? magnitude
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Q: If you block Na+ channels with lidocaine, the slope of the I/V (or 1/E in this case) line for Na+…
A: As the angle made by the line from the X axis is not changing , so the slope of the line is…
Q: How many molecules are in 0.044 kg of carbon dioxide, CO2? (atomic masses: C = 12 u; O = 16 u)
A: ...
Q: sample of 1 mol Ar and 1 mol Kr gas is at 298 O the same average kinetic energy O the same rate of…
A: Kinetic theory of gases relates the macroscopic property of the gas, like Temperature, Pressure,…
Q: . The freezing point depression of a solution of glucose (C,H,206, molar mass = 180.0 g/mol) is…
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Q: What is mole?
A: Mole is the unit of amount of substance. It consists of Avogadro number of particles. Avogadro…
Q: A 5.50 L sample of neon at 6.67 atm is added to a 10.0 L cylinder that contains argon. If the…
A: P1V1=P2V26.67 atm5.50 L=P210.0 LP2=3.67 atmThe pressure of the neon gas as it is along inside the…
Q: A sample of carbon tetrachloride rose to a height of 4.76 cm at 20°C in a capillary tube having an…
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Q: References] The rate law for the decomposition of phosphine (PH₂) is Д{РН,] =kPHy] At It takes 110.…
A:
Q: how many joules would be absorbed for the water?
A: Onc Calorie is equal to 4.2 Joules Here water needs 5000 Calories to get heated from 20 degrees…
Q: Calculate the gram susceptibility using the formulae (equation 3). Assume C = 1.02, m0 = 0.8182 g,…
A: Since you have asked three questions, we will solve the first question for you. If you want the…
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- Uilraviole gt of waelength £.00 x 10 m iradiates a certain materis, rsleasing Brotolocon wih masimu Knake o3y of 400 1. The otk o e s Bamxioty B im0y Semewns |Given a sample of 1cm3 of hydrogen and 1cm3 of oxygen both at NTP. Which sample has large number of molecules?What is the probability that an O2 molecule in a sampleof oxygen at 300 K has a speed between 5.00 × 102 and5.10 × 102 m s-1 ? (Hint: Try approximating the area underthe Maxwell–Boltzmann distribution by small rectangles.)
- Calculate the value of ni in germanium at a temperature of 300 K.ow much energy (in J) is required to evaporate 25% of 4g of water currently at 100 oC? The answer (in fundamental SI unit) is ___________ (type the numeric value only, dont use scientific notation)Do u know what is kg atom-1 in the equation? how did they convert kg mol-1 to kg atom-1?
- I need help solving number 11. In question 1, they say U=(3/2)PV I found work on the gas as -3/2PV, so therefore Q should be 6/2PV but the answer key says 6PV.How much energy (in J) is required to evaporate 25% of 4g of water currently at 100 oC? The answer (in fundamental SI unit) is ___________ (type the numeric value only, dont use scientific notation)at the temperature T=0 C, an aluminum ring has a circumference C=15cm whereas an iron cylinder has a circumference c= 15.05cm. what is the minimum common temperature we need to raise both metals to so that the cylinder can pass through the ring? (use for beta Al = 24*10-6 C-1 and beta Fe = 11*10-6 C-1 )
- How many particles are present in a closed container if the energy it contains is 97422.36 J and the diatomic oxygen gas is moving at a velocity of 40.71m/s? Use only the whole number for the value of atomic mass unit.Derive linear density expressions for BCC [110] direction and planar density expressions forFCC (100) plane in terms of the atomic radius R with aid of sketches.The normal body temperature can range from 36.1 ᵒC to 37.2 ᵒC. Persons with emperature above the latter can be considered to have a fever. If your body temperature is 103.5 ᵒF, do you have a fever? Prove by showing your calculations.