Compute the molar heat of solution of kcn

Reference no: EM13214140

When a 6.00-g sample of KCN is dissolved in water in a calorimeter that has a total heat capacity of 3.850 kJ·K-1, the temperature decreases by 0.280 K. Calculate the molar heat of solution of KCN.

Reference no: EM13214140

Questions Cloud

Explain the amount of tetrachlorethylene in a contaminated : A student determines the amount of tetrachlorethylene in a contaminated well water using a purge and trap technique. The student takes 150.0 mL of the well water, spikes the well water with 100 microlitres of 50 ng carbon tetrachloride/mL and purg..

Limited liability corporation : Firm whose profitability is highly sensitive to the price it must pay for oil, which of the following finance functions would be most critical to stabilizing that price?

Explain acidic salts and none that are not acidic salts : Which response gives all of the members of the following list that are acidic salts and none that are not acidic salts. KH2PO4, K2HPO4, K3PO4, NaHCO3, LiOH, LiH

Explain the solubility product constants for xns and cus : How do you who that both ZnS and CuS will precipitate at pH8. 2) Show that only CuS will precipitate when (H3O+) = 0.3M

Compute the molar heat of solution of kcn : KCN is dissolved in water in a calorimeter that has a total heat capacity of 3.850 kJ·K-1, the temperature decreases by 0.280 K. Calculate the molar heat of solution of KCN.

Development and adoption of a broad range : Discuss the extent to which you believe this is true and explain the various sources of such asset value in practice and development and adoption of a broad range of internationally recognised and agreed accounting standards.

Stripping voltammetry is a trace electrochemical technique : Stripping voltammetry is a trace electrochemical technique in which the current is linearly proportional to concentration. A solution of 1.0x10-7 M Pb(II) gave a current of 0.139 mA.

State the balanced formula unit equation for the reaction : Write the balanced formula unit equation for the reaction of tetraphosphorus decoxide, P4O10, with water to form an acid

Determine the present value of the bond payments : Determine the present value of the bond payments; that is B(C). Remember the coupon is paid every six months and determine the present value of the annuity. Remember the annuity is paid every quarter.

User Account

All Pages