Chemistry Answers

A winning racehorse is under investigation after a three-time winning streak. Describe the process used by the scientist and the officials hired to give them the information needed to determine the winner. Note the samples include both acidic and basic components. 

What is the temperature needed for the thermal decomposition of CaCO₃? What are the apparatus and procedures to measure the rate of reaction for the thermal decomposition of CaCO₃ by monitoring the volume of CO₂ produced? (Please give me steps)

Push the plunger of cylinder c in so that it goes in 2cm .make a note of your observation of the distance output in syringe A.

24/+3Cl₂ → 2AlCl3 In an experiment, 54 grams of aluminium reacted with excess chlorine gas. How many formula units of AICI, are produced?

What will happen when 3.00 grams of CCI4 reacts with 3.00 grams of HF.

For the following reaction, 10.6 grams of sulfur are allowed to react with 22.8 grams of carbon monoxide .

sulfur ( s ) + carbon monoxide ( g )  sulfur dioxide ( g ) + carbon ( s )

What is the maximum amount of sulfur dioxide that can be formed?  

What is the FORMULA for the limiting reagent?

What amount of the excess reagent remains after the reaction is complete?

What volume of hydrogen gas is required to react completely with 2.18 mol of nitrogen gas according to the following reaction at 0°C and 1 atm?

Write a short note on the effects of alcohol on human body.

Rhodium has an FCC crystal structure, an atomic radius of 0.1345 nm and atomic weight of 102.9 g/mol. Calculate the density of rhodium.

Calculate for the amount of heat (kJ) that was liberated when 5.00 g of Mg(s) reacts with O2(g) at constant pressure. The heat of reaction is -1204 kJ / 2 mol of Mg (MW = 24 g/mol).