Yvonne Yi Measurement Lab Report Form

Please help with 7&8

Estimated volume of crucible 25.0 mL  measured volume of crucible 23.0 mL  percent error of estimate (% error=accepted value-experimental value/accepted value ) volume in (use measured volume of crucibleto answer for the ):  kL cL

80. Comment on the accuracy and precision of the data collected about these basketball free-throw shooters. a. 99 of 100 shots are made. b. 99 of 100 shots hit the front of the rim and bounce off. c. 33 of 100 shots are made; the rest miss.

Use water displacement method: measure to the 10ths place!

A small rock was placed in a 100 ml graduated cylinder that has an initial water level at 12.0 ml. The rock was added and the water level rose to 14.8 ml. Calculate the volume of the rock? Group of answer choices A. 14.7 ml B. 4.8 ml C. 7.2 ml D. 2.8 ml

Please help with #5

Please help with #3

ackboard XCO 用 Remaining Time: 1 hour, 09 minutes, 34 seconds. Question Completion Status: QUESTION 14 Match the symbol with the correct definition. A. a measure of the amount of substance v g B. a measure of distance v mol C. a measure of mass D. a measure of time E. a measure of temperature v K F. a measure of volume QUESTION 15

Please help with question 7

Is this calculation correct? See image below. ...

B. Directions: Complete the paragraph using the word pool provided. Write the letter on the blank. A. MIRROR D. OBJECTIVES G. PENCIL J.MAGNIFICATION B. EYEPIECE E. INVERTED H. GLASS SLIDE K. COVERSLIP C. 10x F. FIELD OF VIEW I. 40X L. UPWARD A microscope is an essential tool in Biology. It provides us with has various important data on specimens being examined. The (1) magnification (5x, 10x, 12.5x, 15x) which attaches to the body tube. On the other hand, the revolving nosepiece is attached by (2) 40x, and 100x magnifications. In preparing a wet mount, place the specimen in a (3) drop of water and cover it with a (4) eraser-end of a (5) Look at the eyepiece and adjust the (6) of the microscope which is the bright circle of light. The (8) the specimen is computed by multiplying the magnification of the Eyepiece with the magnification of the Objectives. If the eyepiece has a magnification of 10x and the Objective has (9) magnification is 400x. In addition, turning the stage knob upward…

3. A fireproof safe is made of two thin metal boxes, one inside the other, with equal spacing between each pair of adjacent surfaces. Calculate the volume BETWEEN the two boxes given the following dimensions. Include units. Place this answer in the lab report #1 under Smaller box = 0.100 m x 0.120 m x 0.240 m Larger box = 0.134 m x 0.154 m x 0.274 m

Microsoft Teams Q Search ... 25 Assignment on matching phrases on classification_ units.docx Close Activity File Home Insert Layout References Review View Help O Tell me what you want to do 'Editing v O Comments A Catch up Chat Calibri (Body) v 11 A В I U Av A A Styles v O Find v Reuse Files O Dictate v E Editor : Designer ... ... MATCHING OF WORDS OR PHRASES Teams 1. Assignments 1. Alloys a) example of a derived unit 2. 2H b) allotropes of oxygen Calendar 3. Mixtures c) two or more different elements bonded 4. Smallest unit of a compound d) centi ... 5. Compound e) a qualitative statement 6. 02 and 03 f) kilo 7. Smallest unit of a compound g) a unit of measurement 8. One thousandth of a unit h) a quantitative statement 9. Teaspoon i) components separable by physical means 10. H2 j) homogeneous mixtures of metals 11. Density k) milli 12. A person is tall I) a molecule of hydrogen 13. one thousand of something m) atom 14. one hundredth n) two atoms of hydrogen 15. Somebody weighs 150…

= MATH AND PHYSICS Power and quotient rules... Simplify. (3₁²) ² 3 (4₂²)³ Write your answer using only positive exponents. 0 S 0/3

Pl. 1 please answer the question correctly and make it clear what the answer is please, show all work, thank you.

Please help with question 8

Please help with question 8

What is the laboratory equipment that is best suited to accurately measure large volume of liquids? Select one: a. Graduated cylinder b. Erlenmeyer Flask c. Test tube d. Beaker When measuring liquids using a dropper, the greater the surface tension and the greater the surface to which the drop adhere the smaller the drop. Select one: a. False b. True In compounding laboratory, an alternative apparatus for 1 mL pipette is Select one: a. Measuring cylinder b. Test tube c. Burette d. Dropper e. Conical flask

The agreement of a particular value with the true value is called Select one: a. error b. precision c. significance d. certainty e. accuracy

16.1 cm2 converted to km2

Which is NOT a quantitative measurement of a pencil?A. lengthB. massC. colorD. diameter