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What is the specific heat (J/g•°C) of a metal object whose temperature increases from 82°C to...
What is the specific heat (g°C) of a metal object whose temperature increases by 3.0°C when 175g of metal was heated with 38.5? 04.18 0.15 O 0.73 O 1.4 None of these
What is the limiting reactant for the reaction below given that you start with 46.0 grams of NHCl and 38.0 grams of NaOH? NH_Cl(aq) + NaOH(aq) H2O(l) + NH3(g) + NaCl(aq) NaCl H2O NHACI O NaOH What is the specific heat (J/g"C) of a metal object whose temperature increases from 82°C to 147" when 15.2 g of metal was heated with 45.0 J? J/g.
1.A metal object at 38.0 oC is heated by gaining 11.5 kJ of heat from the environment. The heat capacity, C, of the metal object is 1.55 kJ/ oC. (Note: NOT the specific heat, which has units of J/ g oC) What is the final T? 2.A metal cube loses 3.358 kJ of heat. (i.e., q = -3.358 kJ) The metal has mass of 135.6 grams. The initial temperature of the metal before the heat loss is is 158.0...
A piece of metal with a specific heat of 1.29 J/g°C is heated to 126.6°C and then placed in 133.868 g of water which is at a temperature of 10.9 °C. After a minute, the temperature of the water has stopped changing and is now 45.6°C. Assuming that there are no heat losses to the container or surroundings, what is the mass of the piece of metal in grams? Assume that water has a specific heat of 4.184 J/g°C. Enter...
The temperature of an object increases by 48.3 °C when it absorbs 3701 J of heat. Calculate the heat capacity of the object. C = 0.240 The mass of the object is 319 g. Use the table of specific heat values to identify the composition of the object. Substance gold silver Specific heat (J/(g · °C)) 0.129 0.240 0.444 0.900 iron aluminum
The temperature of an object increases by 29.0 °C when it absorbs 3693 J of heat. Calculate the heat capacity of the object. What is the formula for heat (q) that does not contain a variable for mass?___________________ Calculate the specific heat capacity of the object if the object weighs 331 grams. What is the formula for heat (q) that contains a specific heat capacity term?___________________
the specific heat of a certain type of metal is 0.128 J/(g C). What is the final temperature if 305 J of heat is added to 39.3 g of this metal, initially at 20.0 C?
If 2600 J of heat are added to a 190-g object, its temperature increases by 14 ∘C . You may want to review What is the heat capacity of this object? In kJ/K What is the object's specific heat? In kJ/kg
3. The specific heat of methane gas is 2.20 J/g • °C. If the temperature of a sample of methane gas rises by 15 °C when 8.8 kJ of heat energy is added to the sample, what is the mass (in kg) of the sample? 4. It takes 0.805 kJ to raise the temperature of a 0.125 kg quantity of an unknown metal (gold, silver, or aluminum) from 25.00°C to 32.14°C. What is the specific heat of the metal (in...
The object is composed of _________?
The temperature of an object increases by 60.1 °C when it absorbs 3657 J of heat. Calculate the heat capacity of the object. C= J/°C The mass of the object is 385 g. Use the table of specific heat values to identify the composition of the object. Substance Specific heat (J/(g. °C)) 0.129 gold lead 0.158 iron 0.444 0.900 aluminum