Kilocalories to heat 140 g of water from 15 C to 75 C. Express in two significant figures

Q: A strip of aluminium weighing 0.789 g is heated from 26.1 0(C to 45.8 0(C. What is the q

A: Given data: Mass of Al strip = 0.789 g Temperature T1 = 26.1o C  Temperature T2 = 45.8o C Formula…

Q: Suppose that 240 mL of water changes in temperature from 57.62°C to 56.32°C. What is qwater in…

A: Dear student I have given answer to your question in the image format.

Q: A glass cup contains 94g of acetone. the acetone absorbs some heat and changes temperature by 48…

A:

Q: if a gas stove releases 120 kJ of heat energy, what is the energy in kilocalories? (1 cal = 4.184 J)

A: Relation : 1 cal = 4.184 J 1 J = 14.184 cal 120 kJ = 120 x 14.184 kcal            = 28.68 kcal

Q: A patient’s temperature is found to be 38.58C. To whatFahrenheit temperature does this correspond?

A: The temperature of any body is its physical property which tells how hot or cold a body is. As the…

Q: 68. The warmest temperature ever measured in the United States was 134 °F on July 10, 1913, in Death…

A: Given data contains, Temperature is 134°F.

Q: Q8. A European doctor reports that you have a fever of 39.2 °C. What is your fever in degrees…

A: The fever in degrees Fahrenheit has to be given,

Q: 120. A hybrid SUV consumes fuel at a rate of 12.8 km/L. Howmany miles can the car travel on 22.5 gal…

A: Rate of the fuel is 12.8 km/L. This shows that SUV consumes 12.8 km with one liter.

Q: Carry out the conversion 28.3micrograms to pounds

A: Given: Mass in micrograms = 28.3 micrograms.

Q: You are performing an experiment where you place 6.4673 g of Al metal at 209.82 C into a coffee cup…

A: Given, mass of Al metal =6.4673 g at 209.82 °CA coffee cup calorimeter that contains 87 g of water…

Q: Gold, one of the most sought-after metals in the world, has a density of 19.3 g/cm3g/cm3, a melting…

A: Given : Weight = 23.53lb

Q: A breakfast of cereal, orange juice, and milk mightcontain 230 nutritional Calories. Express this…

A: Given: A breakfast of cereal, orange juice, and milk might contain 230 nutritional Calories

Q: The lowest temperature recorded in a particular city during the past year was -11.35 °C. What was…

A: Solution Temperature is Associate in Nursing intensive amount and describes the energy of the…

Q: A household receives a $145 electricity bill. The cost of electricity is $0.120/kWh. How much…

A: Given, total electricity bill = $145           cost of electricity = $0.120/kWh Now, total energy…

Q: it takes 78, 21 raise the temperature of gold (S(Au) = 0.128 / (g ^ 0) * C) from 25.00 °C to 38.30…

A: It is the heat energy required biomass to increase the temperature of one gram of mass by 1°C

Q: Different temperature scales can be converted to one another. O True False

A: The given statement is true.Differet temperature scales can be converted to one another.

Q: A tablespoon of olive oil contains 115 nutritional calories. How many joules of energy are in this…

A: Given : energy in calories = 115 cal.

Q: Part C If distilled water sells in a grocery store for $1.32 per gal what percentage of the sales…

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Q: The following are all units of energy except dyne O calorie O joule British thermal unit…

A: Energy is the capacity to do work. Energy can be measured in terms of different units. The SI unit…

Q: (Q4) A heated lead ball is added to 151 grams of water in a coffee cup calorimeter. If the ball…

A: Given: Mass of water = 151 g The lead ball loses temperature = 25.16°C Water gains temperature =…

Q: Gold, one of the most sought-after metals in the world, has a density of 19.3 g/cm3g/cm3, a melting…

A: Given: Mass of nugget = 23.53 lb. Specific heat of gold = 0.129 J/g.oC. Since 1 lb = 453.6 g. =>…

Q: de (NaCl). The AHºd graph dd a File ous Page diss is +3.84 kJ/mol. BI UV A/ Record Audio Next Page…

A: Thermochemical reaction is equation which gives information about physical states of reactants and…

Q: A 150-lb person burns about 2700 Calories to run a marathon. How much energy is burned in kJ? Assume…

A: A conversion factor is multiplied to change from one unit to another.

Q: Which Units Would A Scientist Use? Pleaar idemih ae wk baar awt anwhrevanriny h Aireing ivou koy…

A: Given that : We have to determine which units would a scientist use for the given statements from…

Q: If a gas stove releases 180kJ of heat energy, what is the energy in kilocalories? (1 cal = 4.184 J)

A: Thermodynamic  is branch of chemistry in which we deal with amount  of heat evolved or absorbed by…

Q: Suppose that 142 mL of water changes in temperature from 55.39°C to 58.68°C. What is qrxn in (Assume…

A: qrxn = -(4.812 kJ/ degree Celsius) (1.85 degree Celsius) = - 8.90 KJ per. Q= transfer of energy in…

Q: 85.4 grams of a metal that is at temperature 92.68 °C is placed in 257.4 mL of wate at 19.07 °C. The…

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Q: In the lab, a cube of concrete has a mass of 49.9 grams and its temperature rises from 29.3°C to…

A: Mass of concrete = 49.9 grams Initial Temperature = 29.3 °C  Final temperature = 69.9 °C  Specific…

Q: A water heater contains 54 gal of water. How many kilowatt-hours of energy are necessary to heat the…

A: Step 1-We have to calculate the value of energy in kilowatt hours necessary to heat the given water…

Q: A hybrid SUV consumers fuel at a rate of 12.8 km/L. How many miles can the car travel on 22.5…

A: The conversion factors are 1 km = 0.6213 miles To convert kilometres into miles we have to multiply…

Q: How much energy is required to raise the temperature of 47.05 mL of water from 25.52°C to 27.89°C?…

A:

Q: CI.6 A hot tub is filled with 450 gal of water. (2.5, 2.6, 2.7, 3.3, 3.4, 3.5) A hot tub filled with…

A: In the given question we have to calculate the volume in Litre, mass in Kilograms and kilocalories…

Q: Which is a correct statement about heat and temperature? А. О Heat and temperature are both forms of…

A: Answer of given question are as follows:

Q: 7. Convert -45 degrees C to degrees F and Kelvins.

A: Given,  Temperature = 45°C °F =? K=?

Q: When 38.9J of heat are added to 16.2g of liquid, its temperature rises by 1.93 degrees celcius. What…

A:

Q: What Fahrenheit temperature corresponds to a Celsius temperature of 93°C? tp = i °F eTextbook and…

A: Both degree Celsius and Fahrenheit are the two scales to measure temperature.

Q: Perform the following conversions in temperature. a. The temperature of a cold winter day is -25…

A: Degrees of Celsius 0C, Kelvin K and Fahrenheit degrees F are the different units for temperature. x…

Q: Calculate the heat change in calories for condensation of 13.0 g of steam at 100° C. Express your…

A: " Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Calculate the kinetic energy of a 152. mg raindrop moving at a speed of 8.2 Round your answer to 2…

A:

Q: In the lab, a cube of wood has a mass of 23.8 grams and its temperature rises from 28.7°C to 74.7°C…

A: Given: The mass of the wood, (m)=23.80 g. The initial temperature of the wood, (Ti)=28.70C. The…

Q: A certain quantity of water is given 4.0kL of heat. This raises the temperature by 30 degrees…

A: NOTE: The units of heat will be KJ and not KL. Given: Amount of heat absorbed = 4.0 KJ = 4000 J…

Q: Part C If distilled water sells in a grocery store for $1.19 per gal. what peroentage of the sales…

A:

Q: The temperature of 390 k is warmer than which one of the following temperatures? a- 109 °C b- 250 °F…

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Q: 1. A thermometer is taken from an inside room to the outside, the air temperature is 5°F . After 1…

A:

Q: (3) Which of the following is not a unit of temperature? (A) Calori (B) Kelvin (C) Kilojoule (D)…

A:

Q: (a) A bumblebee flies with a ground speed of 15.2 m/s. Calculateits speed in km/hr. (b) The lung…

A: These questions are related to basics of Unit Conversion and some basics involving unitary method…

Q: To the appropriate number of significant figures, what is the initial temperature of 3.liter of it…

A: Sign convention: Heat absorb = positive (+) Heat release = negative (-) The density of water is 1…

Q: The largest temperature decline during a 1 day (24 hour) time period was 56 degrees Celsius [°C] in…

A: The temperature decline during a day, (24 hrs) in Browning, Montana,=560C

Q: a. 7.5 x 10' J to kilojoules b. 3.9 X 10 mg to decigrams c. 2.21 × 104 dL to microliters

A: Since you have posted multiple questions, we are entitled to answer the first only. Please repost…

Q: After being spiked, a volleyball travels with speed near 100 miles per hour. Calculate the kinetic…

A: Kinetic energy of the volleyball is equal to the product of the mass and square of velocity of the…

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.