"When 0.985g sample of C7H SN 3o 6 is burned in a bomb calorimeter, the temperature increases from 20.7° C to 27.2° C. The heat capacity of the calorimter is 496 J/C, and it contains 661 grams of water. Find the following rounding all answers to the nearest whole number Find the q H2O in joules Find the g cal in joules Find the q pnin joules Find the A for the nxn in kl/mol (sign does matter)

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 216.0 g sample…

A: The mass of the sample is = 216.0 g The increase in the temperature is = 19.1 - 1.3 = 17.8oC = 17.8…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.97 kg sample…

A: We know that heat involved and specific heat capacity of a system are related by the equation- ∆H =…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.46 kg sample…

A: The solution is provided below;

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 643.0 mg sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 480.0 mg sample…

A: Given: Mass of mercury=480.0 mg=0.4800 g Temperature change, ∆T=(48.8+273)-(35.2+273)=13.6 K Heat…

Q: Enter your answer in the provided box. A gas expands and does P-Vwork on the surroundings equal to…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 796.0 mg sample…

A:

Q: 1) What is the specific heat capacity of a substance if 55.00 grams of this substance absorbs 198…

A: In thermodynamics specific heat capacity of sabstance is equal to the amount of energy required to…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 333.0 g sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.53 kg sample…

A: We know that  Q = m*s*ΔT        ----------(1) Where, Q is heat energy               m is mass of…

Q: Expressing amounts of energy in different energy units is necessary to solve many chemistry…

A: 1 calorie = 4.184 Joule  1 J = (1/4.184) cal  1 kJ = 1000 J  1 kJ = 239 cal

Q: 0.26g CH4 are burned and all the heat added to a silver cup with 90g H2O(l) inside. If the water was…

A: The combustion reaction of CH4 is => CH4 + 2 O2 --------> CO2 + 2 H2O Since the ΔH of reaction…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 569.0g sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 590.0 g sample…

A:

Q: Using the reaction for the combustion of methanol: 2CH3OH(l) + 3O2(g) → 2CO2(g) + 4H2O(g) ΔH comb =…

A: The combustion of methanol is given by the chemical reaction,2CH3OH(l)+3O2(g)→2CO2(g)+4H2O    ; ∆H…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 282.0 g sample…

A: We know that , amount of heat (Q) -  Q = m.s.∆t

Q: A chemical substance has a specific heat of 0.897 J/g-ºC. If an unknown mass of this substance is…

A: Answer:- This question is answered by using the simple concept of calculation of heat using the…

Q: A student wishes to determine the heat capacity of a coffee-cup calorimeter. After she mixes 107.5 g…

A: Heat capacity of a calorimeter is the amount of heat energy absorbed by the calorimeter per Kelvin…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 198.0 mg sample…

A: Each chemical reaction is associated with the liberation or intake of a certain quantity of heat.…

Q: When 0.985g sample of C 7H 5N 30 6 is burned in a bomb calorimeter, the temperature increases from…

A: Given that : Mass of sample(Ms)=0.985 gMass of waterMw=661 gChange in…

Q: hemist carefully measures the amount of heat needed to raise the temperature of a 886.0 mg sample of…

A: Specific heat capacity is amount of heat needed to increase one gram of substance by one degree

Q: "When 0.774g sample of C7H 5N 30 6 is burned in a bomb calorimeter, the temperature increases from…

A: Given ,that the sample=0.774g of C7H5N3O6 is burned in a bomb calorimeter Temperature increases from…

Q: A 312 g sample of a metal is heated to 281.562 °C and plunged into 200 g of water at a temperature…

A: Here we can calculate the heat gained by water using its specific heat , mass and temperature…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 162.0 g sample…

A: Answer: When heat is added to a substance, its temperature rises but the value of temperature rise…

Q: predict the final temperature of an object (in celsius) if the object is 236.36 g, has a specific…

A: q= cm∆T q= heat lost  m is mass of substance ∆T is change in temperature.

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.99 kg sample…

A: Given-> Weight of sample = 0.99 Kg = 0.99×1000 gm…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 697.0 mg sample…

A: We will calculate specific heat. Mass= 697mg=0.697g

Q: In the laboratory a "ceffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A: Given that : Mass of zinc (mZn)= 69.11 gInitial temperature of zinc = 98.40°CMass of water (mwater)=…

Q: Expressing amounts of energy in different energy units is necessary to solve many chemistry…

A: We are having certain quantity with which we have to do the unit conversions. We have to convert…

Q: If 0.066 mol of hydrochloric acid (HCl)  is mixed with 0.066 mol of sodium hydroxide (NaOH)  in a…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 192.0 g sample…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 663.0 mg sample…

A: Given Mass = 663 mg = 663 x 10-3 g Heat = 12.8 J T1 = 0°C T2 = 21.4°C

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a  338.0mg…

A: The mass of the pure substance in kilogram can be written as 338.0 × 10-6 kg. The specific heat…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.21 kg sample…

A: Please find your solution below : Calorimetry is a process which is used to measure the amount of…

Q: Expressing amounts of energy in different energy units is necessary to solve many chemistry…

A:

Q: A bomb calorimeter, or a constant volume calorimeter, is a device often used to determine the heat…

A: Given data,Mass of phthalic acid(mphthalic acid)=0.6715gMass of water(mH2O)=1.214×103gInitial…

Q: If 0.067 mol of hydrochloric acid  (HCl)  is mixed with 0.067 mol of sodium hydroxide  (NaOH)  in a…

A:

Q: O THERMOCHEMISTRY Calculating specific heat capacity A chemist carefully measures the amount of heat…

A: Calculation as shown below

Q: A 1.37 g sample of butane, C4H10(g), was burned in a bomb calorimeter in the presence of excess…

A: Mass of butane = 1.37 g Initial temperature = 23.6°C Final temperature = 35.6°C Heat capacity of…

Q: A bomb calorimeter, or a constant volume calorimeter, is a device often used to determine the heat…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 339.0 g sample…

A:

Q: What is the ΔE in units of joules for a system absorbing 675 J of heat from the surroundings and has…

A: As we know that if the quantity of heat transferred from the surrounding to the system is q and work…

Q: You heat 26.1 g of a solid in a test tube to 100.00°C and add it to 50.00 g of water in a coffee-cup…

A:

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.61 kg sample…

A: We have to calculate the specific heat.

Q: A calorimetry experiment was done on a mystery piece of metal and the data was recorded in the table…

A: The given data : The mass of the mystery metal = 89.20 g The initial temperature of the metal =…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.45 kg sample…

A: Given,  Mass, m = 1.45 kg = 1450 g  Initial temperature, Ti = 36.3 °C  Final temperature, Tf = 56.3…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 251.0 mg sample…

A: m = 251 mg = 0.251 g T1 = -9.6 oC T2 = 6.1 oC  q = 1.77 J C = ? ΔT = T2 - T1 = (6.1 + 273) - (-9.6 +…

Q: Expressing amounts of energy in different energy units is necessary to solve many chemistry…

A: we know that 1 calorie = 4.184 Joule 1 Joule = 14.184 calorie 1KJ= 1000J 1J = 10-3 KJ

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 500.0 mg sample…

A:

Q: chemist carefully measures the amount of heat needed to raise the temperature of a 312.0 g sample of…

A: