A student prepares a calibration curve for cu2+

Reference no: EM13929965

A student prepares a calibration curve for Cu2+ ions by dissolving 9.66 grams of Cu(NO3)2·3H2O in water to make 1.00 liter of aq. solution. The student runs out of Cu(NO3)2·3H2O and wants to use CuSO4·5H2O instead. In order to obtain the same Cu2+ ion concentration, how many grams of CuSO4·5H2O should she dissolve in water to make 1.00 liter aqueous solution?

Reference no: EM13929965

Questions Cloud

Complete combustion of a sample of a compound made : Complete combustion of a sample of a compound made only of carbon and hydrogen in excess oxygen produces equimolar quantities of CO2 and H2O. Which of the following could be the molecular formula of this compound?

Using either the dividend-discount model : Microsoft has a beta estimate (long term average) of 0.95. This not what is expected since high technology companies usually have a high risk and have betas of more than 1. Using the CAPM, please calculate the cost of equity (rE) of Microsoft and Ver..

Calculate the ph of a polyprotic acid given : Calculate the pH of a polyprotic acid given and sketch the titration curves for the following reactions:A 10.0-mL aliquot of 0.100M Na3AsO4 titrated with 0.100M HCl. pK1 = 2.25 pK2 = 6.77 pK3 = 11.60

What is cost of capital at marquez optimal capital structure : An investment banking firm has estimated the following after-tax cost of debt and cost of equity for Marquez Luxury Travel Tours. What is the cost of capital at Marquez’ optimal capital structure given the above information?

A student prepares a calibration curve for cu2+ : A student prepares a calibration curve for Cu2+ ions by dissolving 9.66 grams of Cu(NO3)2·3H2O in water to make 1.00 liter of aq. solution. The student runs out of Cu(NO3)2·3H2O and wants to use CuSO4·5H2O instead. In order to obtain the same Cu2+ io..

What is this firms cost of equity : Sweet Treats common stock is currently priced at $17.15 a share. The company just paid $1.22 per share as its annual dividend. The dividends have been increasing by 2.4 percent annually and are expected to continue doing the same. What is this firm's..

Compute the prandtl number for he and h2o : At steady state the temperature profiles in a laminated system appear thus. Which material has the higher thermal conductivity?Compute the Prandtl number for He and H2O

What is the companys degree of operating leverage : The company has no beginning or ending inventories and produced and sold 10,000 units during the month. What is the company's break-even in units? How many units would the company have to sell to attain target profits of $225,000? What is the company..

Fixed cost sources of financing include debt-common stock : Fixed cost sources of financing include both debt and common stock. Financial risk is the basic risk inherent in the operations of a firm. It can be viewed as the volatility of a firm’s EBIT. What is the cost of capital at Marquez’ optimal capital st..

User Account

All Pages