The nucleus of 39K atom contains these many down quarks: O 39 O 58 O 59 O None of the above

Q: Complete the following table. Be sure each of your answer entries has the correct number of…

A:

Q: 1. How many significant figures (1) 0.0044500 m (4) 1.00 × 10³ s are in each measurement? (2) 5.003…

A: All non-zero digits are significant.Zeroes in between two non-zero digits are significant.The…

Q: The Bay of Fundy in Nova Scotia, Canada is reported to have the largest tides in the world with high…

A: Number of minutes in one hour = 60 minutes Number of seconds in one minute = 60 seconds Number of…

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: Vhat (42. An aquarium measures liters of water does it hole

A: Volume is (side)3 So multipy 16×8×10 1280in3

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

A:

Q: 1.85kg - 127g adding and subtracting problems chemistry

A:

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: My Data: 0.033 g/mL Class Data: 0.02904 g/mL 0.0256 g/mL Based on my results (0.033 g/mL), is the…

A: Measurements are taken repeatedly to confirm the value obtained and to ensure that findings are of…

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: Which subshells (s, p, d, f, or g) can have electrons with the indicated magnetic quantum number…

A:

Q: c Calculate the standard deviation for each set of data. The average value for Method A is 2.3 g/cm…

A:

Q: A 10-ml graduated cylinder and 50-ml buret have been partially filled with water. Record the…

A: The instruments provided are 10-mL graduated cylinder and 50-mL burette. In any glassware, we can…

Q: SK weighs 23 kg and mom reports that he consumed 2 tubes of toothpaste that were each 130 g with…

A: Using the mass of toothpaste and given % fluoride we can calculate mass of fluoride per kg of SK's…

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: 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: 9) 1.00 yd (3 ft = 1 yard, exactly) cm

A:

Q: Convert 0.74 A to nm

A:

Q: If the density of water is 1g/mL, would an object with a density of 40g/mL sink or float in the…

A: Given :-  density of water is 1g/mL  density of object is 40 g/mL  To find :- whether the object…

Q: 50 μl sample 50 μl Sample Tube dilution Final dilution 100 μl diluent 50 μl 100 100 μl diluent 50 μl…

A: The objective is to determine the tube dilution and final dilution for the given serial dilution…

Q: The length of the side of a cube having a density of 12.6 g/ml and a mass of 7.65 g is ________ cm.…

A: Density=Mass/Volume Volume=mass/density Given mass=7.65g Density=12.6g/ml=>12.6g/cm^3 Volume of…

Q: what is green chemistry in 20 sentences?

A: Chemistry can be defined as branch of science that deals with the study of chemical reactions.

Q: Convert 4.39 µm to inches. 4.39 um 3.94 x10-4 in %3D

A: First of all you should convert this micrometer to meter, and then you know that 1 meter = 39.37…

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

A:

Q: The following data was reported for the density of a soft drink (pop). The true density of the pop…

A: In the question, the true value , the average value and the different set of data collected for the…

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: a students was measuring the ratio of a circles circumference qnd diameter they found the…

A:

Q: If a beaker is weighed on a plus or minus 0.01 gram precision balance to be 152.63g and the beaker…

A: Given : Weight of beaker = 152.63 g Precision of beaker weight = 0.01 g Weight of beaker with test…

Q: Now let's return to Tiffany's twins in the hospital. Each of the twins weighed 6lbs. The dosage of…

A: Given:- Each twin weight= 6 lbs                  dosage of erythromycin= 10mg/kg…

Q: (60. cm³). = 7m³

A: Given, (60. cm3) = ? m3 Note:  As we know that, 1 cm3 = 10-6 m3

Q: penicillin V potassium is to be administered to a child weighing 47 lb. the dosage rate is 15 mg per…

A: Molar concentrations is defined as mass of solute divided by volume of solution.

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

A:

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

A:

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

A:

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

A:

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

A: Solution -

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: 5. Calculate the volume of a 30.0 g liquid with a specific gravity of 0.90.   a 27.0 mL   b 33.3…

A:

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.