The temperature of the solution increases as solid dissolves

Reference no: EM13182201

Water is placed into a calorimeter. when 1 gram of an ionic solid is added, the temperature of the solution increases from 21.5 C to 24.2 C as the solid dissolves. For the dessplving process, what are the signs for DSsys DSsurr, DSuniv?

D=Delta

Reference no: EM13182201

Questions Cloud

State what is the rate constant for the decomposition : For the hypothethical reaction A-products, the concentration of A was monitored with time. from the followimg graph

Depict all of the carbocation resonance structures : Draw all of the carbocation resonance structures that result when the tosylate ion leaves from 1-(tosylmethyl)cyclohexa-1,3-diene. Input the radical lone electrons.

Why the demand for a particular brand is more elastic : On the basis of historical data, Richard Tennant has concluded, "The consumption of cigarettes is [relatively] insensitive to changes in price. In contrast, the demand for individual brands is highly elastic in its response to p..

What is the concentration of clo : For the reaction: H2+ClO2 = 2 HOCl; K=0.0900; what us the concentration of (HOCl), at equilibrium if 0.0230 mol of H2 and 0.0230 mol of ClO2

The temperature of the solution increases as solid dissolves : Water is placed into a calorimeter. when 1 gram of an ionic solid is added, the temperature of the solution increases from 21.5 C to 24.2 C as the solid dissolves.

Determine profit-maximizing price and level of production : You are the manager of a monopolistically competitive firm, and your demand and cost functions are given by Q = 36 - 4P and C(Q) = 124 - 16Q + Q2. a. Find the inverse demand function for your firm's product. P = - Q b. Determine the profit-maxi..

Express the firm''s marginal revenue as a function : The manager of a local monopoly estimates that the elasticity of demand for its product is constant and equal to -3. The firm's marginal cost is constant at $10 per unit. a. Express the firm's marginal revenue as a function of its price. b. Determi..

How many prisoners would they have to process annually : How many prisoners would they have to process annually to make a profit of $100,000 at this new location?

Find the percentile of the distribution : Assume a normal random variable x, with mean 100 and standard deviation 20. a. Find the probability that a randomly chosen value of x is less than 95. b. Find the probability that a randomly chosen value of x is between 60 and 100. c. Find the 95th p..

User Account

All Pages