(a) The temperature on a warm summer day is 87 °F. What isthe temperature in °C? (b) Many scientific data are reportedat 25 °C. What is this temperature in kelvins and in degreesFahrenheit? (c) Suppose that a recipe calls for an oven temperatureof 400 °F. Convert this temperature to degrees Celsiusand to kelvins. (d) Liquid nitrogen boils at 77 K. Convertthis temperature to degrees Fahrenheit and to degrees Celsius.

Q: The speed of light in a vacuum is 2.998X10⁸m/s. What is itsspeed in (a) km/h; (b) mi/min?

A: Speed of light- This phenomenon is is proposed by Einstein in 1905. It is denoted by ‘c’. It is…

Q: Q8. Convert 76.8 cm to m. (a) 0.0768 m (c) 0.768 m Q9. Convert 2855 mg to kg. (a) 2.855 x 10³ kg (b)…

A: Q8.  1  cm =  0.01 m

Q: One gallon of gasoline in an automobile’s engineproduces on the average 9.5 kg of carbon dioxide,…

A: Solution- consumes gasoline 1 gallon at 20 miles journey  consume gasoline at 120× 5000 miles =…

Q: Write the conversion factor(s) for(a) in2 to m2           (b) km2 to cm2(c) mi/h to m/s        (d)…

A: Conversion factor is a ratio of equivalent quantities, which is used to transfer the measured…

Q: Which of the following include exact numbers?(a) The speed of light in a vacuum is a physical…

A: Solution-  (a) The speed of light in a vacuum is a physical constant is not an exact number. because…

Q: (a) Starting with the definition 1.00 in.= 2.54 cm, find the number of kilometers in 1.00 mile. (b)…

A: Interconversion of unit will be done by equating them with each other.

Q: Write the following numbers in scientific notation:(a) 131,000.0         (b) 0.00047         (c)…

A: All number of digits in a number inclusive of the very last digit which has uncertain value is…

Q: The following statements pertain to the development of the theory of combustion by the French…

A: Given: (a) A metal is burned in a closed container, and the change in mass of the solid and volume…

Q: Carry out the following conversions:  (d) 1.955 m3 to yd3 (e) $3.99/lb to dollars per kg, (f) 8.75…

A: Given,  (d) 1.955 m3 to yd3 (e) $3.99/lb to dollars per kg, (f) 8.75 lb/ft3 to g/ml

Q: Identify each physical property and physical mentioned in each of these statements. Also identify…

A: (a) The physical properties in the sentence are the color (blue) of the compound and melting point…

Q: Which of these changes are physical and which are chemical? Explain.(a) Plants make sugar from…

A: According to the question, sugar is made from water and carbon-dioxide. We have to mention as to…

Q: Which is larger in each pair, and by approximately how much? (a) A liter or a quart (b) A mile or a…

A: a) A liter or a quart = In the metric system, 1Liter = 1.056 quart. Therefore, a litre is larger…

Q: Which of the following include exact numbers? (a) The speed of light in a vacuum is a physical…

A: A measured number contains a limited number of significant digits whereas the exact number is the…

Q: Classify each property as physical or chemical. (a) the tendency of copper to turn green when…

A: Chemistry is the branch of science which deals chemicals, the chemical behavior of matter and the…

Q: How many cubic meters (m³) are in 288 liters (L)? Round to the correct number of significant…

A:

Q: An astronaut on the moon places a package on a scale and finds its weight to be 19 N. (a) What…

A: On the moon, acceleration due to gravity is (gmoon)= 1.63m/s2 We know        F= m ×(gmoon)   Given…

Q: The temperature outside one day is 90.3 ∘F. What is this temperature in Kelvin?

A:

Q: Precious metals and gems are measured in Troy weights in the English system. Use the unit…

A: " Since, you have posted a question with multiple sub parts, we will provide the question only to…

Q: A student pours 40.0 g of water at 17 degrees celsius into a beaker containing 111.2 g of water at…

A: Given that,Amount of water at 17 degree Celsius is 40.0 gAnd the amount of water again at 17 degree…

Q: 14. The density of lead is 11.34 g/cm. (a) What is the volume, in cm, of 287 g of lead? (b) What is…

A: * Density=  mass / volume              d = m/v Given density of lead = 11.34 g/cm³    1)  mass of…

Q: Near room temperature, liquid benzene (C,H) has a density of 0.8765 g cm-3. Suppose that 0.2124 L of…

A:

Q: Express the results of the following additions and subtractions to the proper number of significant…

A:

Q: Write the following numbers in standard notation. Use a ter-minal decimal point when needed:(a)…

A: when we are going to convert scientific notation to standard notation , we have to multiply the…

Q: The average density of Earth is 5.52 g/cm³. What is its den-sity in (a) kg/m³; (b) lb/ft³?

A: To convert from one unit to another, there is a need to multiply by a conversion factor.

Q: 2. Perform the indicated operations and give answers in the indicated unit and with the proper…

A: There are some rules of significant figures which are listed below --> 1 - All non-zero digits…

Q: Express the results of the following multiplications and divisions to the proper number of…

A: Hi, as you have provided the many numbers of subparts in a single question and have not mentioned…

Q: The speed of light (c), in a vacuum, is approximately 186,000 miles/seconds. Suppose light has been…

A: Speed is distance travelled per unit time by a moving object.Speed = distance/time

Q: 5. Density is an important property of the matter, answer the following: (b) Select (1) or (2) to…

A: Here, we have to find whether density is a physical or chemical property of matter.

Q: A rectangular sheet of copper has the dimension11.0 inchesby 8.50 inchesand weighs 283.5grams. (a)…

A: Given: Length (l) =11.0 inch =11.0 inch ×2.54 cm1 inch=27.94 cm Breadth (b)= 8.50 inch=8.50 inch…

Q: Calculate these masses. (a) What is the mass of 6.00 cm 3 of sodium, density = 0.97 g/cm 3 ? (b)…

A: Step : 1           Calculate these masses.          (a) What is the mass of 6.00 cm 3 of sodium,…

Q: How many significant figures are there in each number below? (a) 1.903 0 (b) 0.039 10 (c) 1.40 X 104

A: Given   How many significant figures are there in each number below? (a) 1.903 0 (b) 0.039 10 (c)…

Q: 10. Identify each of the following as either an intensive or extensive property. (a) The boiling…

A: The properties which depend upon the amount of matter present in the system are called extensive…

Q: Write the following numbers in standard notation. Use a ter-minal decimal point when needed:(a)…

A: For a)    6.500×103 = 6.500×1000                       = 6500   For b)    3.46 × 105 = 3.46 ×100000…

Q: (1) (a)Which is farther? Group of answer choices 17 cm 0.01 m 3 in   (b)  What temp in Fahrenheit is…

A: Distance - It is a measurement of how far objects are.  Temperature is measured in three scales.…

Q: Express the following numbers in fixed notation (e.g., 1.23 x 102- 123), and give the number of…

A: Given,  Express the following number in fixed notation and give number of significant figures in…

Q: For each of the following numbers, determine the number ofsignificant figures it contains, rewrite…

A: (a) 3.050 × 10–4 can be written without scientific notation as 3.050/104 =0.0003050 has four…

Q: 54. Make the following conversions and include an equation for each one: (a) 32°C to °F (b) −8.6°F…

A: Note: As per our guidelines we are supposed to answer first 3 parts. please repost other parts as…

Q: 7. Carryout the following conversions. (a) 25.0 m to km

A: The equation speed = distance/time to solve for distance gives distance = speed *time.1 Km =1000m

Q: An individual weighs 81.4 kg and is 1.78 m tall. (a) What is the person's equivalent measurement in…

A: (a) Given that the person's weight is --- 81.4 kg We know, 1 kg = 2.20462 Pound Or, 81.2 kg = (81.2…