3.00 grams of Nitrogen gas 2.00 liters 450.5 mmHg

3.00 grams of Nitrogen gas 2.00 liters 450.5 mmHg

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6.02×1023 atoms B. 6 atoms C. 1.20×1024 atoms D. 12.011 atoms

looking for the temperature coefficient of resistance for .5 mol hydrochloric acid also need the resistance at any particular temperature

A sample of gas at STP occupies 1.64 L. What volume would the gas occupy at 3.4 atm of pressure and -78 ⁰C?

Write any two differences

A welding fuel gas contains carbon and hydrogen only. Burning a small sample of it in oxygen gives 3.38 g carbon dioxide , 0.690 g of water and no other products. A volume of 10.0 L (measured at STP)...

Al+HCl=AlCl3+H2

The experimentally determined molar mass of this compound was found to be 348 g/mol. Find the molecular formula. Hint: n formula

Explain with the help of a chemical equation

Give an example for sp2 hybridization and show it with the help of example

2N2+3H2=2NH3 Enthalpy=+93.6

2H2S (g)==> 2H2 (g)+S2 (g) When heated, hydrogen sulfide has decomposes to the equation above. A 3.40 g sample of H2S (g) is introduced into an evacuated rigid 1.25L container...

CO (g) + H2(g) <--> C(s) + H2O (g) ∆H˚ = -131 kJ A rigid container holds a mixture of graphite pellets (C(s)), H2O(g), CO(g), and H2(g) at equilibrium. State whether the number...

What is the effective (tangent) spring constant as a function of average displacement for a flexible polymer using the worm like chain model? the tangent stiffness is the slope of the force-displacement...

What is the force generated in polymers of spectrin, actin, and tubulin (lp = 15) with a 100 nm contour length predicted by the ideal chain model when the polymer is extended to 50 nm? Assume...

Consider the reaction 2A+B==> C+2D. The rate law for this reaction is first order in A and second order in B. If the rate constant at 25°C is 3.01×10^2 s^-1 find the rate of reaction...

A reaction has the experimental rate law of rate=k [A]^2 A. What happens to the rate if the concentration of A is tripled? B. What happens to the rate if the concentration...

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