User Account

All Pages

A 346 g sample of zinc heated to 954 c was dropped into 50

Assignment Help Chemistry
Reference no: EM13587769

Question: A 3.46 g sample of zinc heated to 95.4 C was dropped into 50 g of water at 20.7 C in a calorimeter. The temperature rose to 21.2 C. What is the specific heat of zinc?

Reference no: EM13587769

Questions Cloud

You are hired to review the accounting records of sophia : you are hired to review the accounting records of sophia corporation before it closes its revenue and expense accounts
Byp4-5 purpose to learn about the functions of the : byp4-5 purpose to learn about the functions of the securities and exchange commission sec. address
A student dissolves some ammonium nitrate nh4no3 in water : question a student dissolves some ammonium nitrate nh4no3 in water notices that the beaker gets cooler as the solid
Lucas gives his mother karen 15000 a year for karen to help : lucas gives his mother karen 15000 a year for karen to help pay for the cost of living. karen also receives in addition
A 346 g sample of zinc heated to 954 c was dropped into 50 : question a 3.46 g sample of zinc heated to 95.4 c was dropped into 50 g of water at 20.7 c in a calorimeter. the
A companys balance sheet shows cash 24800 accounts : a companys balance sheet shows cash 24800 accounts receivable 17400 office equipment 53500 and accounts payable 18400.
An 112 liter flask at 0 degrees c contains one mole of : question an 11.2 liter flask at 0 degrees c contains one mole of oxygen two moles of nitrogen and three moles of
A 100 l sample of gas initially at 273 degrees c and 200 : a 1.00 l sample of gas initially at 273 degrees c and 2.00 atm was cooled to 0 degrees c and the pressure changed to
Mr gold is in the widget business he currently sells 15 : mr. gold is in the widget business. he currently sells 1.5 million widgets a year at 6 each. his variable cost to

Reviews

Write a Review

Chemistry Questions & Answers

  State sodium fluoride and lead nitrate are soluble in water

Sodium fluoride and lead nitrate are both soluble in water. If 1.13 g of NaF and 0.232 g of Pb(NO3)2 are dissolved in sufficient water to make 1.00 L of solution, will a precipitate form?

  If a solution of 01 m of glucose 6- phosphate is incubated

if a solution of 0.1 m of glucose 6- phosphate is incubated with catalytic amount of phosphoglucomutsa the glucose 1 -

  Explain disadvantages of distillation versus co2 extraction

Eugenol can also be isolated from cloves using extraction with CO2. discuss the advantages and disadvantages of distillation versus CO2 extraction.

  The microwave ovens emit microwave energy with a wavelength

Microwave ovens emit microwave energy with a wavelength of 12.2 cm. What is the energy of exactly one photon of this microwave radiation

  What is the enthalpy of h, of licl expressed in kilojoules

A 4.5-g sample of LiCl at 25 degrees Celsius dissolves in 25.0 mL of water also at 25.0 degrees Celsius. The final equilibrium temperature of the resulting solution is 60.8 degrees Celsius. What is the enthalpy of , H, of LiCl expressed in kilojou..

  Explain what is the expected percent transmittance

A soln was made by dissolving 5 g of sodium iodide in enough water to make 500mL of soln. What is the expected percent transmittance for this soln?

  What volume will the gas occupy

a sample of oxygen gax occupies a volume of 250ml at 740 torr presure, what volume will it occupy at 800 torr pressure?

  Explain the solution in oder to have a buffer system

Consider titrating 15.0ml of a .245M solution of hydazine, H2NNH2, with a .453M HCl solution. The Kb value for hydrazine is 1.3x10^-6 b) what volume of HCl needs to be added to the solution in oder to have a bffer system with the maximum capacity ..

  Explain presence or absence from the sample

The precipitate is separated into two parts, which are then treated as follows: When cold 3M HNO3 is added to one part until the solution is acidic, the precipitate remains, even after heating to boiling. For each solid, indicate wheter these resu..

  Explain magnesium metal reacts with hcl solution

Magnesium metal reacts with HCl solution, liberating H2 gas and generating Mg2+ cations in solution. A 1.695-g sample of Mg metal is added to 125.0 mL of a 4.00 M HCl solution, and the reaction goes to completion. What mass of H2 is formed

  Explain how many moles of co2 in the sample

A mixture consisting of 0.130 mol N2, 0.041 mol O2, 0.100 mol CH4, and an unknown amount of CO2 occupies a volume of 8.90 L at 25°C and 1.09 atm pressure. How many moles of CO2 are there in this sample

  What is the of x-281

To find the pKa of X-281, you prepare a 0.075 M test solution of X-281. The pH of the solution is determined to be 3.00. What is the of X-281.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd