For an alloy containing 50% cu and 50% ni, calculate the amounts of solid s and liquid l presents at 1300c. show that the total nickel content in the solid and liquid phases adds up to 50%. (5')

What was the nickname given to the shanty towns that sprung up during the Great Depression? A. the down-and-outs B. nowherevilles C. bumtowns D. hoovervilles

if you are told to get 100 mL of stock solution to use to prepare smaller size sample for an experiment, which piece of glassware would you use?

A waterbed filled with water has the dimensions 8.5ft by 7.5ft by 9.5inches. Taking the density of water to be 1.00 g/cubic centimeter, determine the number of pounds of water required to fill the water bed.

A light-year measures the distance a light beam can travel in one year. One light-year is equal to 9 500 000 000 000 kilometers.

How many joules of heat are absorbed when 1000g of water is heated from 18Celsius to 85celsius?

How is enthalpy used to predict whether a reaction is endothermic or exothermic? A) When the enthalpy of the reactants is higher than the enthalpy of the products, the reaction is endothermic.

In a calorimetry experiment, it was determined that a 92.0 gram piece of copper metal released 1860 J of heat to the surrounding water in the calorimeter (qcopper = - 1860 J). If the final temperature of the copper metal-water mixture was 25.

If i walk 25 steps north than 75 steps south, what is my final position

At a different temperature (this means that Keq will be different than part a)), 6.0 mol of IF5 and 8.0 mol of I4F2 are placed in a 10.0 L container. At equilibrium, 6.0mol of I4F2 are left. Calculate the Keq for the new temperature.

Rachel carson wrote this book, which exposed the deadly impact of ddt and chemical pesticides on wildlife. a. penn environment b. conservation protection c. rites of spring d. silent spring