W1 Lab Assignment 1

How many (cubic inches) does 15.2 dm' (cubic dm) equal? Careful, check exponent before you choose your answer! Hint: 1 dm = 10cm so therefore 1 dm = (10) cm 1 in=2.54 cm so therefore 1 in = (2.54) cm 3 O 4.19 in 3 9.28 x 10 in 3 O 9.28 x 10 in 3 O 3.87 x 10 3 in 3 O 1.76 x 10 in O 4.19 x 10 in 3 O 3.87 x 10 in O 1.76 x 10 5 in2 O 928 in ? 0419x 102in 3

Add or subtract the following measurements. Be sure each answer you enter contains the correct number of significant digits. 9.5 g + 0.820 g = 口xto 17.720 g - 1.4 g 口s 15.90 g - 0.6 g = FAxplanation Check O2021 McGraw Hill LLC. All Rights Reserved 38°F Most P Type here to search DELL

||| O MEASUREMENT Counting significant digits when measurements are multiplied o... Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of significant digits. 945.8 m 0.85 s = 569.1 mol 0.41 L 7.8084 g mL = X 3.45 mL = 07 S mol L x10 X Ś

Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of significant digits. esc 1 Q A Counting significant digits when measurements are multiplied o... N ÷ 849.55 m 53.56 s = 0.934 cm X 1.525 cm = cm = 0 93.4 cm x 10. cm = 0 Explanation 2 W S Check X 2 tion command 38 #3 E D 2 cm 2 cm C $ 4 R F do 5 % V T G X 6 MacBook Pro B Y & 7 H Ⓒ2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Priva U N 00 * 8 J ( 3 9 K O L 萬 P comman

CHE 100-Lab 1 - Measurement Background Reference: Openstax - Chemistry, Atoms First, 2e Section 1.4 - measurement units, derived units, density, water displacement method Section 1.5 - measurement uncertainty, number of digits Chemlibre - Basics of GOB Chemistry (Ball) Section 1.5-measurement uncertainty, number of digits Chem Libre - Chemistry for Allied Health (Soult) Section 1.2-measurement uncertainty, number of digits CHE100 Video Tutorials Measurement units, measurement uncertainty and "every digit is certain, except for the last one" rule. Materials Needed: Electronic balance, beakers (10,50,250 mL), graduated cylinder (100 mL), volumetric flask (50 cylinders. mL), water, household item that will sink in water and fit in one of the beakers or graduated Procedure: 1. Water density (different quantities of water) a. Determine the mass (grams) and volume (mL) of a sample of water using each type of glassware below. For the volume measurement, report the values with the correct…

please make sure each answer has the correct number of significant digits

EX ! Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of significant digits. 665.5 mol 59.3 L 386.3 mol 0.32 L 2.09476 mol L Explanation X 1.4 L PE Check U mol L mol L mol TXD PS New appointment set Prives License Last 4 scacl 7594 Ksanchezione 2.10-789-64 -com PW. Welonet 02 του 201 this !!! X S DELL A HAWAII Carlos de luan SalesAssetts@vivint.com 2023 McGraw Hill LLC. All Rights Reserved. Terms o Tourile

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Pls help me with the following question and make sure it’s 1000% correct pls and thank you !!

Add or subtract the following measurements. Be sure each answer you enter contains the correct number of significant digits. 11.68 g +0.620 g = 4.500 g 0.70 g = 0g 16.80 g 0.670 g = Explanation Check e X % 5 3 Ⓒ2023 McGraw Hill LLC. All Rights Reserved. Terms of Use CH ♫ A SJA 8

# Page nanging units: Conversion Factor 3 E D 20 F3 $ If a car travels a distance of 241 km, what is that distance in miles? 4 888 R F % 5 T F5 G 6 MacBook Air F6 & Y H & 7 ◄◄ F7 U J * 00 8 | DII F8 35 K > of 63 ( 9 DD F9 O L ) O F10 P ;

11 of 1 Review | Constants | Periodic Ta Part B [(285.0 x 10°) – (1.300 × 10’)] × 2.8988 Express your answer to the appropriate number of significant digits. Ενα ΑΣφ [(285.0 x 10°) – (1.300 × 10')] × 2.8988 = Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Your response should have more than three significant figures since both values involved in the product will have greater than three significant figures When you take the difference between 285.0 x 10° and 1.300 x 103 the last significant digit is determined by the value that is significant to the least number of decimal places, which is 285.0 x 105 Part C 1:37 62°F 1/14/ acer

make sure the answers have the correct number of significant digits

AND MATTER Counting significant digits when measurements are added or... Add or subtract the following measurements. Be sure each answer you enter contains the correct number of significant digits. 17.90 mL +7.600 mL |mL %3D x10 14.88 mL +17.620 mL mL %3D 12.97 mL -9.870 mL mL Che k II

Help plz with number 3

Sulfur makes up what percentage of the mass of the human E %S = 0.2 %3D What is the mass of phosphorus in a 45 kg person? mass of P = TOOLS x10 % &

= 1 = 2 = 3 Continue Cube's Mass Edge Length 72.576 g 1.72 cm 4 Percent error = 0% X 5 090 6 cm A student experimentally determines the density of a metal cube. The edge length of the cube is measured using calipers. The cube's true density is 12.30 Use the student's collected data below and calculate the percent error for the measurement. Be sure your answer has the correct number of significant digits. Student's Collected Data: S 7 8 9 MacBook Air 8 10 F7 g DII F8 F9 3. olo Submit Assignr 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Acc Ar ALL F10 W

MISSED THIS? Watch KCV: Units and Significant Figures, KCV: Converting Between Units: Read Sections 1.6 and 1.8. You can click on the Review link to access the section in your e Text. Express the quantity 102,455 m in each unit. Part D fm Express your answer in femtometers to six significant figures. V 5. ΑΣΦ ра xa Xb 16 b √x vx x X |X| Submit Previous Answers Request Answer X Incorrect; Try Again; 2 attempts remaining ? X.10n fm

Convert 6.75 g/L to lb/in3. Give your answer in scientific notation (e. g. 1.23E4 instead of 12340). 1 lb = 453.59 g Question 8 Convert 0.00 K to °C and °F. Give your answers to the correct number of sig. figs. KC+273.15 °F (9/5)(°C) + 32 T = T = Question 9 °C 1 in 2.54 cm °F Convert 322 °F to °C and K. Give your answers to the correct number of sig. figs. K= °C + 273.15 °C (5/9)(°F-32)

D = 12.99 €1.79/1.8g/cm³ Experiment 1 Dat 9.3 10 0.93g/m3 0.9 g/Table 1: Isopropyl Alcohol Data Mass of 10 ml graduated cylinder (g): Volume of alcohol added to graduated cylinder (ml): Mass of graduated cylinder and alcohol (g): Mass of alcohol (g): Calculated density of alcohol (g/cm³): Actual density of isopropyl alcohol (g/cm³): Experimental error (use equation below): 0.9g/cm³ $39 Percent Error Measurement (Experimental Vale-True False) Table 2: Vegetable Oil Data 9.3g 10mL 17.99 ag Mass of 10 ml graduated cylinder (g): Percent Error Volume of oil added to graduated cylinder ( Mass of graduated cylinder and oil (g):18 Mass of oil (g): Calculated density of oil (g/cm³): Actual density of oil (g/cm³): Experimental error (use equation below): 9.3g (10mh 18.39 (Experimental Value-True Value) True Value 0.790 g/cm³ x200 Result 100 0.925 g/cm³

Hi I hope you're doing fine. I need help with this questions please! thank you!

Best fit line? R^2 value? Density of water?

for the first box the options are 1, 2, 3, 4, 5  for the second box the options are 1, 2, 3, 4, 5  for the thrid box the options are 2, 3, 4, 5, 6, 7, 8, 9, 10