OSITION OF A COMPOUND %Mg A* 4² 68% 69 69% 68% 66% 19% 70% Mean Value = S n = number of samples S=_ ΣΙΔ2) n-1 %Mg= H Number of significant figures that should be used based upon the experimental results

Q: 4O6 is called ________. N2Cl4 is called________.

A: Non-metal oxides are formed by covalent bond between non-metal and oxygen.

Q: If 35.45 mL of 0.8121 M sodium carbonate solution reacts with excess lead (III) nitrate solution to…

A: First we are going to calculate the sodium carbonate moles of sodium carbonate. it is given that…

Q: Gas chromatography is an analytical technique that can efficiently separate mixtures based on…

A: Welcome to bartleby!

Q: 146C -->   0-1e    +    _______________?

A:

Q: TRUE OR FALSE 14. An open flame is the heat source for heating or evaporating flammable liquids.…

A:

Q: Formula: C5H10O2 100 80 60 40- 20 B- 4000 3500 3000 2500 2000 1500 1000 3H 3H 2H 2H 4.5 4.0 3.5 3.0…

A: IR or infrared spectroscopy is a technique used to determine the functional groups present in a…

Q: 0.2 to 1.0 mg/ml: For each concentration, a volume of 1.0 mL should be prepared. How will you…

A: The volume of the solution that can be measured with 5-10 microliter pipette and 2-20 microliter…

Q: 1) determine the glassware that can be used to deliver 4.5mL with an absolute error: a) ≤ 0.15 mL…

A: Answer - Absolute error - The absolute value of the difference between an observed value of a…

Q: List 3 of the different wearing mechanisms that may happen to an element

A:

Q: 12C6 +  12C6 -- >  __________  + 1n0

A:

Q: As a material expands its weight per unit of volume

A: Density = mass/volume  Expansion means increase in the volume

Q: Larkspur Company specializes in manufacturing a unique model of bicycle helmet. The model is well…

A: The objective of the question is to categorize the given costs into Product Costs (Direct Materials,…

Q: The painting of automobiles is done to a prevent rust from growing on the body b.improve its…

A: The external body of the automobiles (iron) is open to both air and water which causes the formation…

Q: It is estimated that a slice of apple pie has about 405 nutritional calories (1 nutritional calorie…

A: Given  calories from slice of apple = 405 kilocalorie Consumption of energy during walking = 250…

Q: calculate the mass of the distillate_______________ and the density of the distillate.  use the…

A: Given,      Mass of the Empty graduate Cylinder = 5.280 grams      Mass of the Cylinder with…

Q: HBr F + G

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: A dose of aspirin of 5.0 mg per kilogram of body weight has been prescribed to reduce the fever of…

A: The International system of units refers to the scientific method which is used to express the…

Q: 234/91 Pa------> _________ + 234/92 U?

A:

Q: Lowest Highest H2A argon 3A 4A 5A 6A 7A He B C N O F Ne 18 2B Al Si P S Cl Ar Li Be Na Mg 38 4B 5B…

A: Ionization energy or  ionization potential is defined as the amount of energy required to remove an…

Q: A 20.0 g sample of KOH (A)(MW = 56.10 g A) will react with what volume (in mL) of 0.500 M KH2P04 (s)…

A: The balanced reaction taking place is given as, => Given: Mass of KOH taken = 20.0 g. Molarity of…

Q: Application 14. Given the function f(x) = 3x3 - 48x find the following: (Round to 1 decimal place)…

A: Step 1: Step 2: Step 3: Step 4:

Q: Chemistry 1.A fabric specimen weighs 2.341g when completely dried and 2.495g under standard…

A: Given that, for a fabric specimen  The weight of the completely dry sample is D = 2.341 g. The…