/Linearized 1 0000031152 00000 n Q = C m ∆t Where Q Æ quantity of heat absorbed by a body m Æ mass of the body ∆t Æ Rise in temperature C Æ Specific heat capacity of a substance it depends on the nature of the material of the substance. Specific Heat Capacity of iron is 0.45 J/g*°C •How many joules will it take to heat a 100 gram frying pan of iron from 20°C to 150°C? 0000055162 00000 n /Font << /F13 16 0 R /F17 20 0 R /F21 24 0 R /F25 28 0 R /F30 33 0 R /F34 37 0 R /F38 41 0 R /F43 46 0 R /F48 51 0 R /F53 56 0 R >> 13 0 obj >> 0000030682 00000 n /ID [<28bf4e5e4e758a4164004e56fffa0108><28bf4e5e4e758a4164004e56fffa0108>] THEORY In this experiment, we will determine the specific heat capacity of a metal and compare it to an accepted value. � ~ endstream �m%�Z�X����B����6IWʿ��0��d�Ʊ��ΐ�eL@�rB��I}u1�5���pV.i��-�2���$�����l�Y��o��S%����Z���G��B��������'���� 2*�����…�K(j4�����^}�K�{�s)����0I�Kæ�!�gK�"���A�c@1�����{-���,��v�Ĕ��YD%{��i�fˊ����뱶d�k(�䄈��o�� �����R�K�/�� �sT\�K)Rܩ�o��Xʯõ��l�łt���`g�2��_:a��o��� � @/�$㋑�5�4M��`@��{�0p �lȠ;u��F�oDQ�b��Hm+�a[���*�f*�����و�)���B���e|S��XA^�7S�~�/���k&i��2��|�9��&�[��&�����H����*�. c for water is 4.184 J/g C°C Formula: q = mc)T q = heat lost or gained )T = change in temperature 0000040153 00000 n ��E�G�q�(�7�J�M��{�G��ቄjG�j)��5y2#��5�g����赒X>ɳ��*�L"��+��j�}�%�9� /Filter [/FlateDecode ] Specific Heat Capacity (c) • the quantity of energy , in Joules (J), needed to change the temperature of one gram (g) of a substance by one degree Celsius (/C). startxref stream endobj /TrimBox [0 0 612 792] If no losses occur, this must be equal to the heat gained by them, which is (mcSc + mw)(T2 - T1).Thus: Mc(Tb - T2) = (mcSc + mw)(T2 - T1) (2) 0000052882 00000 n 0000040588 00000 n 0000054026 00000 n energy and heat. 0000051280 00000 n OR the specific heat. K) Air 1012 Lead 128 Aluminum 897 Lithium 3560 Ammonia (liquid) 4700 Magnesium 1023 Asphalt 920 Marble 858 Benzene 1750 Mercury 138 Brass 380 Methane (275 K) 2191 Calcium 650 Methyl alcohol 2549 0000051474 00000 n Specific heat capacity The specific heat capacity of a material on a per mass basis is which in the absence of phase transitions is equivalent to where is the heat capacity of a body made of the material in question, is the mass of the body, is the volume of the body, and is the density of the material. 0000047495 00000 n 0000054212 00000 n 0000024777 00000 n 0000055461 00000 n �Q]M}0���ٿ����# Specific Heat Capacity of Metals Name : Student ID : Course : General Chemistry Lab 2 Specific 0000023512 00000 n %PDF-1.4 >> HEAT CAPACITY - 29-Celsius and the specific heat capacities in calories per gram per degree Celsius, the block of substance has thus given Mc(Tb - T2) calories of heat to the calorimeter and the contained water. 0000052587 00000 n /Type /Page Specific Heat and Heat Capacity Worksheet DIRECTIONS: Use q = (m)(Cp))(ΔT) to solve the following problems. 0000050049 00000 n Thermodynamics principles were developed during the industrial revolution when the steam engine and later the gasoline engine became the focal point of intense research. • c values are on p. 632 (will be provided on the public exam) eg. /Contents 15 0 R %%EOF 0000049113 00000 n endobj %���� << << View Lab Report - Lab Report Specific Heat Capacity.pdf from CHEMISTRY 345 at University Of Arizona. /Type /Catalog << xref endobj 0000026872 00000 n 0000012984 00000 n /Pages 10 0 R The heat capacity of an object, C, is defined as the amount of heat that must be added to the object to raise its temperature by 1 K (or 1 °C). /E 56704 0000002183 00000 n �S�� �u�ZT�凝����݂8��{>� 0000053832 00000 n >> /L 60308 0000006011 00000 n /CropBox [0 0 612 792] Ex: How many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22°C to 55°C, if the specific heat of aluminum is 0.90 J/g°C? 0000046544 00000 n /Parent 10 0 R 15 0 obj 0000001428 00000 n /Length 3744 /Root 13 0 R /Info 11 0 R Why are there often plastic handles on frying pans? 0000050337 00000 n � / �C � * + , - . 0000013939 00000 n /N 2 /Length 353 0000001853 00000 n 0000001328 00000 n •Joules = 0.45 J/g*°C * 100g * 130°C •5850 grams. 0000024466 00000 n /Outlines 7 0 R capacity. << /Names << /Dests 4 0 R>> /P 0 C5��� /S 141 0000027051 00000 n 61 0 obj << 12 0 obj 0000039199 00000 n i�t3�%guc\7jAs�� At that time, it was found that the specific heat at constant volume (Cv) of a substance is defined to be its heat capacity per unit mass when all changes are made 1. 0000038997 00000 n 0000006208 00000 n /T 59944 /Resources << 0000056510 00000 n •Plastic has a higher heat capacity, so it takes much /Size 62 x��]�n�8}��`_܋�"Qԭ�~��Nc4XL�a��(��xƶK��|���|�JbQ�E9v�\z�ht:�I�RuXu�H9�]�av秳��1Z��9o�F�_�������t}~� ��@����������g�e�,���uݪht~6��p����o�i��3�� Heat Capacity The heat capacity of an object is the energy transfer by heating per unit tem-perature change. 12 50 0000028001 00000 n /ProcSet [/PDF /Text] << /MediaBox [0 0 612 792] /H [ 1428 425 ] >> 0000029529 00000 n �(���JB��BRa[\�>��?��]���zS,��o� oWvm\�OJ�w�=HQ��-x/�*�T�D0�cݐ�t’eB�t1������*�\S�#S�i�l���z���r\��dT���nW4��;�?p��DZe������[;,O�Gj�;���rf\�=��b��b��'�{5���ײ�ۦ�Ӊ*������,[ #xr�n��4[����� f�$��MWdg����f0}a�;,09!��W���N�ټ��_�PS�?0��c�W�(�?��6)x��M�pmӌY���r��^����Q�n��D����+]�ֺz-6N��$a��b9�r��p�.o>Xo�ز���h�ll�/��Axj�sؖ��w�J\m�k_��[)��@w��m�#x]�+c�v���'Y����8ޣ�h��G�V5�PԀf��w. 0000007160 00000 n 0000012793 00000 n 0000048943 00000 n 0000028293 00000 n That is, C = Q 4T: 0000000017 00000 n 0000029335 00000 n 0000029727 00000 n 0 /O 14 stream �5�,���_�"�2��L͆��ca�N��_Y�d�E_��Zpf�hGP�؁oE�b���C��`��p����\� Heat Capacity, Speciflc Heat, and Enthalpy Stephen R. Addison January 22, 2001 Introduction In this section we will explore the relationships between heat capacities and speciflc heats and internal energy and enthalpy.

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