### Define what mass of copper metal may be produced

Assignment Help Chemistry
##### Reference no: EM13714688

Problem- Pure copper may be produced by the reaction of copper(I) sulfide with oxygen gas as follows: Cu2S(s) + O2(g) ï?® 2Cu(s) + SO2(g) If 0.680 kg of copper(I) sulfide reacts with excess oxygen, what mass of copper metal may be produced?

#### Compute the heat capacity of the calorimeter

If 4.168 kJ of heat is realsed be a reaction inside a calorimeter containing 75.40 g of water, the temperature of the water as well as the calorimeter increases from 24.58C

#### A solution acidified and treated with thioacetamide

The solution was acidified and treated with thioacetamide until no further change occurred. Calculate the Cu2+ and Fe2+ concentrations in the resulting solution. Ksp CuS=8.5

#### Starting copper solution was too concentrated

Suppose your starting copper solution was too concentrated to give a reliable reading on the spectrophotometer. Would it give a reading that was too high or too low (compare

#### Explain the rate of the reaction if [a] is doubled

What is the rate of the reaction if [A] is doubled? (b) Starting with the original concentrations, what is the rate of the reaction if [B] is doubled? (c) Starting with the

#### Sketch a graph of the van deemter equation

Sketch a graph of the van Deemter equation (plate height vs. linear flow rate). What would the curve look like if the mutliple path term were 0? If the longitudinal diffusio

#### Explain chromic acid and immediately forms a separate layer

an unknown liquid with boiling range of 179-181 C is insoluble in water, gives a blue green suspension with chromic acid and immediately forms a separate layer when shaken w

#### Find out the formula of the gold compound

Gold, like iron and copper, can have more than one monatomic cation. Knowing this, a mining company wanted to find the formula of a gold - chlorine compound that it has come

#### What is the molar mass of insulin

A solution of 62.4 g of insulin in enough water to make 1.000 L of solution has an osmotic pressure of 0.305 atm at 25°C. Based on these data, what is the molar mass of insu

### Write a Review 