K M. N. Problem Set # 1 Al O2 Al:O3 Ba(SO4)+ MgCl BaCl Mg(SO.) Zn H:(SO.) 3 0 Zn(SO.) H2 (Zn is +2)

Q: 140 120 100 80 PPM 60 40 20

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Q: Depth                          1.2 cm Width                         1.2 cm                 3.Length…

A: Given : Depth = 1.2 cm  Width = 1.2 cm  And Length = 4.4 cm

Q: How much 50X tae do you need to make 500 ml if 1XTea?   50ml 5 10 20

A: Given :  Concentration = 50X  We need to calculate volume for 50X. Volume = 500 ml  Concentration =…

Q: Given that three trials revealed the # of drops in 1.0 mL with a fine tip pipette were 19 drops, 23…

A: Average value of drop per milliliters can be calculated as follows-

Q: A human hair is 75 um across. How many inches is this? STARTING AMOUNT ADD FACTOR ANSWER RESET *( )…

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Q: A patient gets 2.2 L of fluid over 18 hours through an IV. The drop factor is 20 gtt/mL. rate=_____…

A: Volume of liquid = 2.2 LTime taken = 18 hoursDrop factor = 20 gtt/min

Q: How many inches (in) are in 105 cm? 1 in 2.54 cm 1 cm = 0.01 m 50 in 40.12345 in 105 in 41.3 in

A: Conversion formula used in this question is,1 in = 2.54 cmSignificant rule is that in addition term,…

Q: How do I find the minimum density range?

A: Range represents the difference between the highest value of a data set and the lowest value of a…

Q: which balance is more precise one that weight cg or one that weighs mg

A: Centigram(cg): a unit of mass equal to 0.01 of a gram. milligram (mg): a unit of mass equal to 0.001…

Q: Is using excessive number of significant figures good or bad for clinicians?

A: The use of excessive number of significant figures good or bad for clinicians, answer is given…

Q: HETD 20°C JU 45 40 35

A: In this question we have to determine the exact volume of the liquid placed in the apparatus by…

Q: significant

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Q: In a graduated cylinder, if the lowest part of the liquid meniscus falls SLIGHTLY BELOW the line for…

A: The objective of this question is to determine the most accurate way to record the volume of a…

Q: A beaker is marked with 1mL lines for measuring volume. It is then filled with water such that the…

A: When we fill a container with a liquid, it generally forms a lower and an upper meniscus. The…

Q: Convert 0.74 A to nm

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Q: Need help ! I need find the pounds, ounces and kilograms of this rock. I included a picture that…

A: The International System of Units, abbreviated as SI units, is the measurement in the metric system.…

Q: If 1in=2.54cm, how many centimeters are in 12.5? Be sure to answer the correct number of sig figs.

A: The required conversion factor is: 1 in = 2.54 cm  We have to convert 12.5 in into cm.

Q: Round 0.054321 to 4 significant figures

A: If the last digit in the given number is greater than 5 , then we have to add 1 to second last digit…

Q: Initial buret reading (A) = Final Buret reading (B) = Total volume used =

A: initial burette reading=9.6ml final burette reading=24.1ml

Q: Mark the statements which are correct. (Select all that apply.) 103 mg = 1010 ng 106 mg = 1012 ng…

A: 1 liter = 1000ml 1gm = 10^9 ng 1L =1dm^3

Q: Convert 9.4 mL to microliters

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Q: What is the approximate reading of hydrometer below?

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Q: [1.35 mm x (13.2 mm - 12)] =

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Q: Running at a rate of 6 mi/h uses 661 Calories in an hour. Convert this value to (a) J/h and (b)…

A: Given that running at 1 mile/hr uses 661 calories in an hour. So rate is 661 cal/hr.

Q: Which of the following weights would you expect to be suitable for weighing on an ordinary bathroom…

A: Most bathroom scales use pounds (lb) to measure weight.Hence, we will convert each unit to pounds.…

Q: 12. What is the specific gravity of object that has a density of 2.1 g/ml

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

Q: What is the uncertain digit in 2500 mL?

A: The uncertain digits are the ones which are on the right side of the decimal point. All the…

Q: The 10-mL graduated cylindar has markings at 1 ml increments and 0.1 ml increments. If the bottom of…

A: The given appearatus is 10 mL graduated cylinder. Graduated increments 0.1 mL.

Q: Complete the table below. 20 dg =   g   cL = 2 L   Mm = 3000000 m 6000 ms =   s

A: Given that : We have to complete the table given below : 20 dg=  g cL=2 L Mm=3000000 m6000 ms=s…

Q: According to the figure on the right, which ruler would provide a more precise measurement of the…

A: According to the figure on the right, NICK ruler would provide a more precise measurement of the…

Q: Calculate the area of a rectangle in cm² with a width of 6.7 cm and height of 3.0 cm. Be sure to…

A: The significant figure refers to particular digits in a number. According to the measurement rule,…

Q: How do I solve this question 40kg/1 × 50mg/1kg × 1mL/100mg × 1teaspoon/5mL

A: This question is related to unit conversion. Unit conversion is a multi-step process that involves…

Q: Compare the surface area and volume of 1/8-inch, 1/4-inch, and 1/2-inch diameter rusty spheres using…

A: To calculate the Total area and total volume , we need radius of sphere . As we have given diameter…

Q: Pomegranate Juice Orange Juice White Grape Juice copyright 2010 www.sciencebob.com Which Juice is…

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Q: If l = 3, how many values of ml are possible? --

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Q: A student estimated that the volume of a crucible was 28.6 mL. When the volume was accurately…

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Q: A bench press bar has a mass of 20.4 kg How many Ib is this?

A: Given :- mass = 20.4 kg  To convert :- kg to lb

Q: 94. Gasoline and water do not mix. Regular grade (87 octane) gasoline has a lower density (0.73…

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Q: A prescription of antibiotics for a 30lb child says to give 100mg three time daily. Is the dosage…

A: Here we need to find out Is it safe for a child of weight 30 lb to take 100 mg antibiotics three…

Q: For a chemistry class, a student's grades are weighted as follows: quizzes are 30%, exams are 40%,…

A: Solution -

Q: Can you put these lab instruments in order from most accurate to least accurate? (10 mL graduated…

A: We need to put the given lab instruments in order from most accurate to least accurate.  10 mL…

Q: This is a picture of a 100-mL graduated cylinder. The value for 'x' says 40 mL and the value for 'y'…

A: A graduated cylinder, also known as measuring cylinder or mixing cylinder is a common piece of…

Q: In a graduated cylinder, if the lowest part of the liquid meniscus falls SLIGHTLY ABOVE the line for…

A: Given, The lowest part of the liquid meniscus falls slightly above the line for 5.71 mL, and the…

Q: What piece of equipment should you use in order to obtain the mass of the weighing form? A…

A: A triple beam balance is used to measure mass of the weighing form with precisely. If you want to…

Q: Alie measures out a sample of naphthalene using a graduated cylinder. She reads the measurement as…

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Q: A patient is to receive: 600.0 mL IV fluid over 8.00 hours . The drop factor for the tubing is 12.0…

A: Given, 1 drop = 1 gtt The drop factor for tubing = 12.0 gtt/mL = 12.0 drops/mL

Q: B Screenshot (png Distance: 1 biz = 4250 ftz 1 inz = 3.41 c-mz Volume: 1 gaz = 2.8 qtz = 13.8 Lz 1…

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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.