Which of the following best explain why the Nobel Gases don't form bonds. O They do not attract electrons They are all non-metals They are all gases They all have eight valence electrons They are stable with full valence shells

Q: What is the type of hybridization of the oxygen carbon in the organic molecule? sp2 O sp Osp3 sp1.5

A:

Q: Part A An electron acquires 6 60x10-16 J of kinetic energy when it is accelerated by an electric…

A: Kinetic Energy of electron = 6.60 × 10-16 J Charge on electron = 1 Coulomb = 1.60 × 10-19 C

Q: Perform this calculation to the correct number ofsignificant figures: 78.222 x (12.02 - 11.52) (a)…

A: Significant figure is an approximation technique in which the final answer will be according to the…

Q: Where did 0.937 come from?

A: Using Raoult's Law of Vapor-Pressure, mole fraction of glucose x2 comes out to be 0.063 .…

Q: Calculate the kinetic energy of a 133.mg raindrop moving at a speed of 7.0m/s

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Q: How many zeroes are significant in the number 40400302? O 1 O 2 O 3 O 4

A: We have to predict the zero significant in the number 40400302 as follows in step 2:

Q: Calculate the amount of heat needed to boil 69.7 g of ethanol (CH,CH₂OH), beginning from a…

A: The amount of heat needed to boil ethanol can be calculated using the formula: Q = m x ΔHvap where Q…

Q: liquid nitrogen is cold and can be used to cool objects to -196 celcius. if you put the bottle of…

A: To calculate the volume of air in the bottle when it's cooled to -196°C, we need to use the ideal…

Q: Do metals become positive or negative

A: Metals lies on the left side of the periodic table.  Metals are electropositive in nature which…

Q: Vitamin C has the formula C6H8O6.  Calculate the number of Vitamin C molecule in a 0.250g table of…

A: 1 mole of a substance contains Avogadro's number.

Q: What type of reaction is illustrated in the reaction mechanism? * OSN1 reaction mechanism OSN2…

A:

Q: What are the units and numerical value of standardtemperature?

A: The standard unit of temperature is Kelvin.

Q: Help please

A: Motion along a straight line is called linear or rectilinear motion. Sinnce force is vector quantity…

Q: Compare picture I and II and choose: A = If the indicated property is greater in picture I than in…

A: We have to compare the boiling point blw aldehyde and ether

Q: Which of the following is not the characteristics of water? A Tiada warna Colourless B Tiada rasa IN…

A: We have to find out which is not the characteristics of water. Water has the formula H2O.

Q: 1. For the reaction below: a. b. Predict the products and show the mechanism using curved arrows.…

A: To predict the products and show mechanism using curved arrows.

Q: Calculate the kinetic energy of a 4.3 x 10^3kg satellite moving at a speed of 5.3km/s

A: Given :- mass 'm' = 4.3 × 103 kg  speed 'v' = 5.3 km/s  To calculate :-  kinetic energy     K.E. =…

Q: log10 x/ 100= 10 7.50×10−3 − 9.50×10−4 + 2.13×105  105 × π × (5.40)2

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Q: Which of the following illustrations best represents themeasurement of the temperature of boiling…

A: Boiling point can be defined as the temperature at which the vapor pressure of liquid becomes equal…

Q: So will it be 5.31 x 10 0

A: Yes we can write 5.31 as :                           = 5.31× 100

Q: Calculate the kinetic energy of a 0.16kg baseball moving at a speed of 33.0ms.

A: Given :-  mass of baseball = 0.16 kg  speed of baseball = 33.0 m/s  To calculate :-  Kinetic energy…

Q: м NaOH H2O

A:

Q: The state/s of water that exist at 100°C is/are (multiple answers are allowed)   Liquid   Gas…

A: There are three phases of matter. The phase of matter can be interchanged by changing the…

Q: Calculate the kinetic energy of a 2.1 X 10^14 kg comet moving at a speed of 17.0km/s Round your…

A: Kinetic energy is defined as the energy generated due to motion of a moving object. It has CGS unit…

Q: When a marble is dropped into a beaker of water, it sinks to the bottom. Which is the best…

A: When a marble is dropped into a beaker of water, it sinks to the bottom.  The best explanation for…

Q: resource from Cengage Learning PT ALLOWED Submit Submit Answer E Course Home CHEMWORK Alexander…

A: Given,  The chemical formula of penicillin: C16H18N2O4S :

Q: How can I calculate this following this formula?  Ecell = E°cell - RT/nF lnQ

A: Answer: This quetsions demands the explanation of the values used in the original solution.

Q: Evaluate the following expression: 1.723 × 10² + 7.38 × 10³

A: Rule of significant figures (SF) in mathematical operations:(i) Addition and Substraction round by…

Q: kg The density of isopropyl alcohol is known to be 786- m³ density in the units of mg ml Determine…

A:

Q: Which is more efficient method of separating solids from liquids by filtration or by decantation?…

A: Filtration is a process of separation of solid particles from liquids by passing the liquid through…

Q: What is 1.3 x 0.8

A:

Q: The correct answer (with the correct number of significant figures) of the following expression is:…

A:

Q: 0.01061:0.00944 Find the ratio

A: We have given that                            0.01061 : 0.00944

Q: How would the accuracy of your determined Keq change if all of your volume measurements were made…

A:

Q: The boiling point of water is 100 degree celcius Is the statement true or false ? If false write the…

A: We have to predict correctness of statement.

Q: In the picture below, determine how many circles with a radius of 0.5" can fit into a 5.0" box.…

A:

Q: Thermal energy is the sum of kinetic and thermal energies that are associated with particles of…

A: thermal energy in molecule are generally internal energy,  heat involved in molecule.

Q: Perform the following calculations for a and c:

A: Rules for determining the number of significant figures in an answer :   The result of an addition…

Q: A

A: We wil choose which has negative ∆H

Q: What pairs are directly proportional in PV=nRT?

A: This is ideal gas equation  Pressure is directly proportional to number of moles and temperature…

Q: substance reacts violently with water. The substance melts at 73.59 oC. The substance was named…

A: 1. Physical properties are used to observe and describe matter. Physical properties include:…

Q: Calculate the kinetic energy of a 0.15kg baseball moving at a speed of 45.0ms. Round your answer to…

A:

Q: Why does the x go from: -0.9968x = -0.0025 To: x= 0.0025x/0.9968 And not: x= 0.9968/0.0025…

A: Given the calculation as: -0.9968 x = -0.0025 x = 0.0025 ÷ 0.9968 = 0.0025