Delta Cephei is one of

Delta Cephei is one of the most visible stars in the night sky. Its brightness has periods of 5.4 days, the average brightness
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A variable star is one whose brightness alternately increases and decreases.For the variable star Delta Cephei, the time between
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Does my work here look right?3. One mole of an ideal gas expands adiabatically into a vacuum. Calculate q, delta-e, w, and
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So, i did this lab, a solubility and thermodynamics lab of KNO3, and in it we had to determine the delta h delta g and delta s,
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For the reactionI2(s)+Cl2(g) ==> 2ICl(g) delta H= 36kJ, delta S= 158.8J/K at 25° C. Calculate the temperature at which Keq is
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Let delta hat be an estimator of a random variable delta, and let delta hat=delta hat-delta be the estimation error.a) In this
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Calculate the DELTA H(rxn), DELTA S(rxn), DELTA S(universe), DELTA G(rxn). For each system below indicate whether DELTA S and
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2M +6HCl–>2MCl+3H2 Delta H= -638.0 KjHClg—>HCl aq= Delta H -74.8 Kj H2+Cl2–>2HCl Delta H -1845.0 Kj MCl3s–> MCl3 aq
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2. asked by Raul
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Compute delta(y) and dy for the given values of x and dx=delta(x)y=x^2 , x=8 , delta(x)=0.5 Delta(y)= ??? dy = ??? I got dy=8 by
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2. asked by Julia
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2CH3CH2CH2OH(l)+9O2(g)→6CO2(g)+8H2O(g)I have to find the delta G delta G of CH3CH2CH2OH(l)=−360.5 KJ/Mol delta G of O2(g)=0
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