User Account

All Pages

A 36 gram sample of copper at 998 c is dropped into a

Assignment Help Chemistry
Reference no: EM13384759

A 36 gram sample of copper at 99.8 C is dropped into a beaker containing 207 grams of water at 18.5 C. what is the final temperature when thermal equilibrium is reached.

Reference no: EM13384759

Questions Cloud

The heat capacity of a bomb calorimeter is found to be 568 : the heat capacity of a bomb calorimeter is found to be 5.68 kjoc. when a 1.652 g sample of glucose is burned in the
Acetic acid is a weak monoprotic acid it is the active : acetic acid is a weak monoprotic acid. it is the active ingredient in vinegar. if the initial concentration of acetic
Identify appropriate bond angles of each identify orbital : consider the chemical species if5 and if4a. identify appropriate bond angles of eachb. identify orbital hybridization
An extended source emits 200 w cm-2 sr-1 nm-1 at 300 nm : an extended source emits 2.00 w cm-2 sr-1 nm-1 at 300 nm. calculate the spectral radiant power impingent on a 1.00 cm2
A 36 gram sample of copper at 998 c is dropped into a : a 36 gram sample of copper at 99.8 c is dropped into a beaker containing 207 grams of water at 18.5 c. what is the
A nitric acid solution containing 710 hn3 by mass has a : a nitric acid solution containing 71.0 hn3 by mass has a density of 1.42 gml. how many moles of hno3 are present in
An ordinary 30 v flashlight bulb draws roughly 025 a of : an ordinary 3.0 v flashlight bulb draws roughly 0.25 a of current and converts about 1.0 of the electrical power into
You need 45l of nitric acid solution with ph 6 you have : you need 4.5l of nitric acid solution with ph 6. you have unlimited amounts of nitric acid solution with a hydronuim
If 277 g so2 escaped into the atmosphere and all the : if 277 g so2 escaped into the atmosphere and all the escaped so2 were converted to h2so4. how many grams of h2so4 would

Reviews

Write a Review

Chemistry Questions & Answers

  What is the total amount of nh4cl that will precipitate

one hundred grams of water is saturated with NH4CLat 50 degrees C. According to table G, if the temperature is lowered to 10 degrees , what is the total amount of NH4CL that will precipitate?

  Compute the volumetric size of an oil molecule

Ben Franklin dropped the oil on the surface of a lake and found that 2 mL of oil gave a circle of radius 30 m. Estimate the volumetric size of an oil molecule in angstroms, give one significant digit.

  Explain what is the temperature change of the water

What is the temperature change of the water if the downstream diameter is 3.8 cm? If it is 7.5 cm? What is the maximum temperature change for an enlargement in the pipe?

  A gas-filled balloon having a volume of 250 l at 12 bar and

a gas-filled balloon having a volume of 2.50 l at 1.2 bar and 25degc is allowed to rise to the stratosphere about 30 km

  How many moles of bcl3 are needed

How many moles of BCl3 are needed to produce 25.0 g of HCl(aq) in the following reaction?

  Explain what is the molar mass of the protein

the protein (dissolved in water) displays an osmotic pressure of 319.88 Pa at 310.15 K. If the volume of the protein solution is 22.0 mL, what is the molar mass of the protein?

  State the capillary and start again or prepare a fresh

sample melts before you were ready to read the temperature. Should you cool the capillary and start again or prepare a fresh sample? Explain.

  How many grams of water can be produced

Acetylene, C2H2, will burn in the presence of oxygen. 2C2H2(g)+ 5O2(g) -> 4CO2(g)+ 2H2O(g) how many grams of water can be produced by the reaction of 2.40 mol of C2H2 with 7.4 mol of O2?

  Explain as a releasing heat to the surroundings

A reaction that is spontaneous can be described as a releasing heat to the surroundings. b. increasing in disorder. c.proceeding in both the forward and reverse directions.

  A sample of 340 grams of nitrogen gas reacts with an excess

a sample of 34.0 grams of nitrogen gas reacts with an excess of hydrogen gas to give an actual yield of 4.75 grams

  Explain how much money will spend on electricity

The average per month of energy use is 879 kWh (kilowatt) of electricity. If the price of one kWh is $0.0668 how much money will spend on electricity for one year?

  A sample of vanadium haveing 567 grams of mass upon heating

a sample of vanadium haveing 5.67 grams of mass upon heating combined with oxegen of 4.45gramsto make vanadium oxide.

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