The specific heat of a gas maybe found as a function of temperature. find the change of enthalpy when the temperature is increased from 320k to 1200k for a) air, b) nitrogen, and c) methane

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Use sigma notation to represent the following series for 9 terms.

Write the component forms of vectors u and v, shown in the graph, and find v − 2u. u= (< -3, -2> , < -3, -1> , < -2, -2> , < -2, -1> ) v= (< -5, 1> , -4, 0> , < 0, -4> , < 1, -5> ) v-2u= (< 5, 3> , < 0, 4> , < 4, 0> , < 5, -3>