Chemistry, 13.09.2021 08:50 DEVORIA2001
The specific heat capacity of a pure substance can be found by dividing the heat needed to change the temperature of a sample of the substance by the mass
of the sample and by the change in temperature. The heat capacity of a certain substance has been measured to be 2.57 Suppose 469. g of the
g."
substance are heated until the temperature of the sample has changed by 31.3 °C
illi
Write an equation that will let you calculate the heat that was needed for this temperature change. Your equation should contain only symbols. Be sure you
define each symbol.
Answers: 3
Another question on Chemistry
Chemistry, 21.06.2019 19:00
Apeak with a retention time of 407 s has a width at half-height (w1/2) of 7.6 s. a neighboring peak is eluted 17 s later with a w1/2 of 9.4 s. a compound that is known not to be retained was eluted in 2.5 s. the peaks are not baseline resolved. how many theoretical plates would be needed to achieve a resolution of 1.5?
Answers: 2
Chemistry, 22.06.2019 12:00
Give the set of reactants (including an alkyl halide and a nucleophile) that could be used to synthesize the following ether: draw the molecules on the canvas by choosing buttons from the tools (for bonds and charges), atoms, and templates toolbars, including charges where needed. ch3ch2och2ch2chch3 | ch3
Answers: 1
Chemistry, 23.06.2019 03:30
Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5
Answers: 1
You know the right answer?
The specific heat capacity of a pure substance can be found by dividing the heat needed to change th...
Questions
Mathematics, 18.10.2020 09:01
History, 18.10.2020 09:01
Mathematics, 18.10.2020 09:01
Mathematics, 18.10.2020 09:01
Mathematics, 18.10.2020 09:01
History, 18.10.2020 09:01
Mathematics, 18.10.2020 09:01
