Met die volgende termochemiese inligting, is hierdie reaksie... Given the thermochemical information, the reaction is. C(s) + H₂O(g) → CO(g) + H₂(g) | AH =-131.3 kJ mol¹ | AS-133.6 JK¹ mol-¹

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 194.0 g sample…

A: Mass of sample = 194 gram Initial temperature = - 8.3℃ Final Temperature , T2 = 4.5 ℃ Change in…

Q: Perform the conversions between energy units. 411 kJ = 2885 kcal = kJ 6.49 x 106 J = kcal

A: Energy unit conversations.

Q: Heat is not the same as temperature, yet they are related. Explain how they differ from each other.

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Q: Convert 3.20 x 10 J to kilojoules STARTING AMOUNT

A: 1 kj = 1000joules It means  1000 joules makes 1 kj

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: The value for Kw in vinegar (5M acetic acid) is __________. A 1.0 X 10-7 B 2.5 X 10-3…

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Q: The equilibrium constant, K, of a certain first order reaction was measured at two temperatures, T.…

A: Equilibrium constant (K) are greatly affected by temperature increase/decrease that is governed by…

Q: Q7 Specific heat of any element is 0.1. The nearest atomic weight of that element will be 32 64 62…

A: 64 is correct ans .

Q: How many calories are in 6901 J ?

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Q: 1. Calculate the heat of combustion of propanol (C3H8 O) and the percent error in the following…

A: mass of water = density * volume = 1.00 g/ml = 100.0 ml = 100.0g  specific heat of water = 4.184 J/g…

Q: How many calories are in 4601 J ? (1 cal = 4.184 J)

A: Different physical quantities can be measured in several units. Each unit of the same physical…

Q: Aqueous hydrobromic acid (HBr) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium…

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Q: Based on the constant given below, Kw = 1.0 x 1014 M²= [H3O*][OH] what is [H30*] if [OH"] = 4.2 x…

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Q: e 1-124 akes 87.6 J of heat to raise the temp of 51.0 g of a metal by 3.9°C. Calculate specific heat…

A: Given, mass of metal = 51.0 g Temperature difference , ∆T = 3.9°C Specific heat , c = ?

Q: C 1. Explain how you know whether this graph is exothermic or endothermic. Heat (J) Temperature (°C)

A: Answer

Q: None

A: Completed Table:| Food | Energy Content (kcal) | Energy Content (kJ) || Small apple | 95  | 397 ||…

Q: How many calories are in 8771 kJ ? (1 cal = 4.18 J)

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Q: Convert 231 cal to kj

A: Conversion factor is the ratio that provides the relation between distinct units of the same…

Q: OH H₂SO₁ mo www p evenir

A: Product of following reaction can be made by applying appropriate reaction mechanism.

Q: 14. On a 14.6 oz bag of candy, the manufacturer states that a single 2.00 oz serving is equivalent…

A: Oz is a unit for measuring weight. Similarly, joule and calorie are the units for measuring energy.…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 748.0 mg sample…

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Q: The nutritional Calorie is equal to 10 calories.

A: Calorie: Energy is expressed in units of calorie. For the survive on the earth, human body requires…

Q: Given: wt NaOH = 10.0g        Density of NaOH= 2.16 g/ml        Wt. H2O = 200g       Density of H2O=…

A: Given information,       Wt. of NaOH = 10.0g       Density of NaOH= 2.16 g/ml       Wt. of H2O =…

Q: 11 Q5.13 Homework Unanswered Convert 234 kJ to kcal. Only include the numerical value in your ans

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Q: In the US, nutritional energy is reported in Calories (Cal). One nutritional Calorie is equal to one…

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Q: b A ol D BI E C € E Hard and brittle Soft and tough Hard and tough Hard and strong Soft and weak…

A: •Here is the properties of given materials:-

Q: On a hot day (or during a stressful exam!), your body produces liquid swea which then evaporates…

A: Physical change: In a physical change only the state of matter changes. In this change different…

Q: Convertion: 17.8 kcal to cal

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Q: When an object with an electric charge of 4.0 µC is 3.0 cm away from an object with an electric…

A: We are provided with two objects with electric charge 4.0 uC and -9.0 uC which are seperated by 3.0…

Q: A typical recipe for a hot toddy (a drink often used as a cold remedy) is to mix hot water…

A: The amount of energy absorbed by 16 oz. of water is 33 kcal. The amount of hot water mixed with 1.5…

Q: H2 (g) +3 N2 (g) 2 NH3 (g) Kc = 5.7 x 10 -3 at a given temperature. What would be the Kc for this…

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

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: Calorimetry of Metals Lab Set up a boiling water bath of 250 mL of water in a 400L beaker at 325…

A: Answer is explained below. Ans: The specific heat of the Aluminium is 0.87 J/(g°C).

Q: At the beginning of the video, the students put a thermometer under a light. Then checked the…

A: Given : At the beginning of the video, the students put a thermometer under a light. Then checked…

Q: ormation to answer Questions 6-9: A sample of NH4NO3 with a mass of 5.0 g is dissolved in 40.1 g of…

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Q: D 1. A student claimed that the kinetic energy of E to F is lower than the kinetic energy of A to B.…

A: The following graph is know as the heating curve in which with temperature various phase changes are…

Q: OH ОН OH PCC POCI3, pyridine

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Q: It took 2115 J to raise the temperature of a sample of water from 15.5 °C to 30.5 °C. Convert 2115 J…

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Q: calculate the heat, in kcal, required to raise the temperature of 35.6 g of water from 10 degrees…

A: The heat capacity of water states that when the temperature of 1 g of water is raised by 1 degree…

Q: it took 1096 J to raise the temperature of a sample of water from 12.5 c to 31.9 c convert 1096 j to…

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Q: H 1-н н- Н H -H -H Lo H H :0. -H H-O: Н H-0: -H 0: -н :0 H CI н-о: Н H

A: In water, The Na+ ions interact with lone pairs of oxygen of water molecules and Cl- ions interact…

Q: 3. Use the equation of the line from the above graph to determine what the temperature is ( in °C)…

A: Equation of a straight line: y = mx + c For equation A:  y = -0.44x+45.86 The value of x here is 4.…

Q: A) 2100 calcal to kcalkcal B) 425 JJ to cal   C) 2.4 kJkJ to cal

A: Convert the following - A) 2100 cal to kcal B) 425 J to cal  C) 2.4 kJ to cal

Q: A fuel is analyzed and found to contain 80% C, 14% H, 5% S and the balance being N. What is the HCV…

A: A numerical problem based on energy that is to be accomplished.

Q: 3. Ba(OH)26) + heat -

A: