9Schoology Student Handbook Speed = Distance-Time Distance: Speed x Time Time: = Distance Speed %3D Question Solve Answ for A car travels 300 km in 6 hours. What is the average speed of the car? 5 m/h 5 km/h 50 km/h 50 m/h none of the above

Q: Lab Data Mean Mass (g) Mean Volume (mL) Mean Density (g/mL) Slope (g/mL) 6.951 10.710 1.3 8.2 18.512…

A:

Q: Which value is NOT equivalent to the others?A. 500 m      C. 5000 cmB. 0.5 km      D. 5 × 1 0 11 nm

A: Given values, A. 500 m      C. 5000 cmB. 0.5 km      D. 5 × 1 0 11 nm

Q: the average mass of an adult human heart is between 250-400 g. Convert the midpoint mass 325 g to mg…

A:

Q: This question requires a file upload. You will need to write your answer paper and take a picture or…

A:

Q: While in Europe if you drive 101 km per day how much money would you spend on gas in one week if gas…

A:

Q: You take 3.40 hours to complete a full marathon, a total distance of 26.0 miles. What is your…

A: The ratio of total distance covered in a journey to the total time taken is termed as the average…

Q: Provide the answers with proper number of significant figures in the following operations. 1. 20.1…

A: 20.1 - 28.28 ÷ 5.7  2.40 + (4.259 × 0.00710 )   -log ( 6.267 × 10-5 ) + 7.20 antilog (9.78)  30.2…

Q: in the US is 65 mi/h. Which set of conversion factors will you use if you're asked to convert this…

A: The maximum speed limit on many roads in the US is 65. mi/hour Given 1 mile = 1.609 km, 1000 m = 1km…

Q: Need help with this textbook question thats been giving me hard time. Please show steps. calculate…

A: Given question, ln3.861.00=362.8×1038.314298.1-1-x-1 To convert ln into log, we have to multiply it…

Q: Figure 2: Example Graph Temperature vs. Time: Cold Water + Hot Water T= 48.4 °C at time of mixing T…

A: Given mh = Mass of Hot water = 50.0 gmc = Mass of Cold water = 50.0 gTemperature of Hot water = Th =…

Q: A eudiometer tube (ET) is found to have a conversion factor "f" of 0.89 mL/ET unit. The experimental…

A: The conversion factor for the Eudiometer tube ; = 0.89 ml/ET The reading on Eudiometer tube = 37.10…

Q: h. 917.2 - 45.63 = Answer: i. 3.423 x 10-4 6.42 x 10-3 = Answer: 3.1 j. 6.300 x 10² + 15.43 Answer:…

A: Step I :-  Rule for significant figuressf in mathematical operations:- I Addition and subtraction…

Q: A car averages 28.5 miles per gallon of gasoline. How many liters of gasoline will be needed for a…

A: Car average = 28.5 miles per gallon Trip Distance = 415 km Conversion Factors: 1 qt = 0.946 L 1 mile…

Q: Select all the answers that are equivalent to 2.02 x 10° ks (FYI: s = seconds) 2.02 Ms 2.02 x 106s…

A: 1K = 1000 = 103

Q: Please refer to this table underneath. I have the answer for Part A I need help with Part B & C.…

A: Step:IGiven,Part B     Temperature in °F=-37.0°FFind out     Temperature:          in K=?…

Q: The distance between point A and point B is 1,294.0 miles. If a vehicle is driving an average speed…

A:

Q: Data: Year # of 1998 60 2000 2003 50 Pennies/volume of Pennies, mill Ave. Volmi Ave. density Final:…

A: Here is your answer........ The Graphs were plotted in Excel.

Q: The speed of light is 3 x 108 m/sec Assume: 1.6 km/mile 1.If the earth is close to Mars, we are…

A: Distance = speed x time  Distance travelled by electromagnetic radiation = speed of light…

Q: A sample of N2 0ccupies a volume of 366.2 mL at 39.3 °C. What volume in mL will it occupy at 59.2…

A: For the sample of N2 gas at two different conditions, Volume (V1) = 366.2 mL Temperature (T1) = 39.3…

Q: The density of mercury is 13570 kg/m3. What is the volume of 3.67 kg of mercury at 25 C? Answer in…

A: Given : density of mercury = 13570 Kg/m3  And mass of mercury = 3.67 Kg

Q: The average speed of nitrogen molecule in air at 25 degree celsius is 515 m/s. convert this speed to…

A: We have to convert the speed in m/s to miles per hour. This can be done by the following series: m/s…

Q: Here is a plot of Ruth's data based on the table of data for the class: Table 1: Class Average…

A: From the reaction stoichiometry it is evident that 1 bicarbonate releases 1 carbon dioxide molecule,…

Q: How many miles in 3.00 x 10 mm? hint: 1609 m 1 mile O 2.74 x 10 2 mile O 1.85 x 10 3 mile O 1.23 x…

A: Unit conversion: 1609 m (meter) = 1 mile 1 m (meter) = 1000 mm (millimeter)  3.00×105 mm = ? mile

Q: 1. A 25-mL buret delivers 25.97 g of water at 25 0C. If the density of water is 0.9960 g/cm3 at 25…

A: Ans- 26.07 mL

Q: QUESTION 3 Use the image in Question 1. You may also refer to the Lab 10 document or your own lab…

A: In Thin Layer Chromatography strategy, Retention variable or say Rf esteem is the proportion of…

Q: Charlotte is driving at 68.1 mi/h and receives a text message. She looks down at her phone and takes…

A: Speed is defined as the ratio of the distance travelled upon the time taken. The formula to…

Q: Suppose that an in-ground swimming pool has a length and width of 22.0 ft and 39.5 ft, respectively,…

A: to obtain the volume  of cuboid multiplication of length,width and height is done.

Q: Laboratory 2 Report Sheet - Lab 2 Questions and Problems (Show complete setups.) Q.5 A patient…

A: Since you have posted multiple questions as per guidelines we can answer only one per session . If…

Q: Part A Use scientific notation to express each quantity with only the base units (i.e., with no…

A:

Q: If a snail crawls at a rate of 425.96 cm/s, what is its speed in miles per hou the unit. Hint:…

A:

Q: 16. A physician orders that a child should be given potassium chloride milliequivalents per kilogram…

A: A physician orders that a child should be given potassium chloride (KCl) 1.6 milliequivalents per…

Q: 1-A 50.0 ml soap bubble is blown in a 27.0°C room. It drifts out an open window and lands in a snow…

A:

Q: A home aquarium measures 17.0 inches wide, 17.0 inches long and 8.50 inches high. What is the volume…

A: Given that -  Home aquarium wide = 17.0 inch  Long = 17.0 inch  Height = 8.50 inch  1 inch = 2.54 cm…

Q: Question 3 A patient has a temperature of 38.5 °C. What is the temperature in degrees Fahrenheit?…

A: We have temperature as 38.5°C, we have to calculate the temperature in Fahrenheit.

Q: + e Mn2+ E = +0.32 - - 2e → V E = -0.49 answer should be entered with 3 DIGITS; do not enter units;…

A: In electrochemical cell,  Standard cell potential is given by E°cell = E°c - E°a = -0.49 -(0.32) =…

Q: An automobile travels 96.2 kmkm on 4.29 LL of gasoline. What is the gas mileage for the automobile…

A: Given: Distance travelled = 96.2 Km. Gasoline used = 4.29 L

Q: Which of the following relationships is needed if you want to convert from 50.5 mi./hr to ft./s?…

A: Conversion: 50.5 mi/hr = ?  ft/s Here, we have to convert ''mi to ft'' and ''hr to s''

Q: Robert was able to travel 193.0 miles in 5.000 hours and used 40 liters of gasonline. Whatwas…

A:

Q: Convert the following. 1. 190 cm = ___ ft (3 significant figures 2. 800 mmHg = ___ psi ( 3…

A:

Q: Hi :) It's a significant figures question - I was wondering if you count 12.4kg as 3 significant…

A: Significant numbersThe number of significant figures in the final answer should be equal to the…

Q: Hi. So I got a test question wrong. The question was: A bottle of cola purchased in Europe gave the…

A:

Q: A gas storage cylinder in an ordinary chemical laboratory measures 2.7 cm wide and 11. cm high. This…

A:

Q: Question 1 Convert 16 g to scientific notation 0.000124 L to scientific notation 200 cm to…

A: The question is based on the concept of dimensional analysis. we have to write these values in…

Q: How do you solve 15 ml = 0.5 oz using dimensional analysis?

A: Given :-  15 mL = 0.5 oz  To solve :-  Using dimensional analysis

Q: 11. Billy is running away from a Wells Fargo bank at a speed of 13 kilometers per hour (units are…

A:

Q: 15. You are calibrating a buret that is graduated to 0.1 mL. The measured volume delivered is 10.88…

A:

Q: 1- Write the following sequence of conversion factors using ONLY Math Equation Function (your…

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

Q: Convert 50 °F to °C and K. Answer: 10 °C, 280 K   I understand how to get 10 °C. Then I say, 10…

A: 40 °F 277.59 K 50 °F 283.15 K 60 °F 288.71 K 70 °F 294.26 K

Q: I need help understanding how to compute Density and Specific Gravity. Density question- Greg as a…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: A Boeing 747 carries 1.834×10^5 liters of jet fuel. Convert this volume to cm3 directions: please…

A: Volume of jet fuel = 1.834 x 105 L

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.