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1. ### Calculate the final temperature of 30 mL of ethanol initially at 15 ∘ C upon absorption of 815 J of heat. (density of ethanol =0.789 g/mL)?

...23.67 x 2.44 x (T2-288) Solving for T2 T2 = 302.11 K = 29.11 C [final temperature] Please Rate!! Comment

1 Answers · Science & Mathematics · 15/09/2020

2. ### Why is HIV a scarier word than AIDS?

Because Nancy Pelosi is a f u c k i n g b i t c h !!!!

3 Answers · Health · 12/09/2020

3. ### Two sliding blocks newtons second law?

... - µ k *m₁*g m₂: m₂*a₂ = µ k *m₁*g ( c ) Zero for both, since there are no unbalanced forces. (d) for...

2 Answers · Science & Mathematics · 17/09/2020

4. ### Need Help With This Physics 3 Question?

...*ω*sin(kx - ωt) b. I = (p_max)² / 2ρv where p_max = B* k *A and ρ is the density of the liquid (see citation) c . Increase (obviously, and you'd hardly have to do the first two to...

1 Answers · Science & Mathematics · 20/09/2020

5. ### If a 3μ C and a 7μ C charge is separated by 21cm, what is the force between the two charges? ?

F = k *Q1*Q2/d^2 = 9*10^9*3*7*10^-12*10^4/21^2 = 4.29 N

1 Answers · Science & Mathematics · 16/09/2020

6. ### Physics help?

...or N/m, if you prefer; 19.74 before rounding) c . max U = ½kx² = ½*...2m)² = 39 J (using pre-rounded k value) d. max KE = 39 J = ½ * 2...

1 Answers · Science & Mathematics · 12/09/2020

7. ### Chem Kinetics help please!?

...^-2) = (8.10X10^4 J/mol / 8.314 J/molK) (1/292 K - 1/338 K ) ln (k2/2.50X10^-2) = 4.541 k2/2.50X10^-2 = e^4...

1 Answers · Science & Mathematics · 28/08/2020

8. ### physics question?

F = k e^2 / r^2 F = 9x10^9 * (1.602×10^−19)^2 / (1x10^−11)^2 F = 2.31 × 10^-6 N where e =  1.602×10^−19 C is charge od proton k = 9x10^9 N m^2/ C ^2 is Coulomb's constant

1 Answers · Science & Mathematics · 17/09/2020

9. ### 6.3 liters of sulfur vapor, S8(g), at 655° C and 8.87 atm is burned in excess pure oxygen gas to give sulfur dioxide gas measured at the ...?

..., V = 6.3 L Temperature, T = (273 + 655) K = 928 K Gas constant, R = 0.08206 L atm / (mol K ...

2 Answers · Science & Mathematics · 22/09/2020

10. ### Chemistry equilibrium?

... ln Keq -3810 J/mol = -(8.314 J/molK) (298.15 K ) ln Keq Keq = 4.65 Keq = [ C ]/[A][B] = 4.65 Obviously, to reach equilibrium the reaction must...

1 Answers · Science & Mathematics · 15/09/2020