14. Viet Cong rebels disguised themselves as O children O peasants US troops women

Q: 26 2. 12Mg 1 0 +On-le+ O a. 27 11Na Ob. 27 13AI O c. 27 O d. 26 12Mg 11Na

A:

Q: QUESTION 2 For the following combustion reaction, what is the coefficient needed in front of…

A:

Q: 9 4 6. 4Be + 2He→ O a. 1 On O b. 2 1H O c. 0 O d. 0 1H le 12 6C+.

A: Nuclear reaction follow law of conservation of charge and mass.

Q: 6. The question is shown in the image attached.

A: Option --C

Q: ection 5BC 3. The heat of a system at a constant pressure decreases by 401 J. What is the change in…

A:

Q: List the percentages of the products from a single radical bromination of pentane

A: Answer is explained below.

Q: 2. The rate law for this clock reaction measured at a different temperature was found to be: rate =…

A: rate = 7.0 M-1.s-1 [A]1[B]2  [A] = 0.0050 M  t = 30 s  The rate is the time it took to completely…

Q: 8. When the heat in a system is released to its surroundings, this type of reaction is known as: O…

A: Heat is either released or absorbed during a reaction depending upon the energy of reactant and…

Q: 18. The change in enthalpy of one mole of a compound being formed by its elements is known as: O…

A: Enthalpy (H) :-  It is a thermodynamic quantity which represent total heat content of a system The…

Q: 20. Thermal equilibrium is reached when energy moves from the substance with lower energy to higher…

A: To explain: Thermal equilibrium.

Q: 7. Compare the kinetic energy of water molecules at 20°C and 60°C O The molecules at 20°C will have…

A: Kinetic energy (K.E.) = (1/2) mv2  m is the velocity of particle m is the mass of particle

Q: 5. Manganese-56 has a half-life of 2.6 hours. How much manganese would have disappeared after 7.8…

A: Given, Half life of Manganese-56 = 2.6 hours Initial amount of manganese-56 = 20 g Amount of…

Q: 3. Based on the band of stability, what is the approximate neutron to proton ratio for vanadium…

A: Given that Zvanadium =23 We have to calculate the the approximate neutron to proton ratio.

Q: 4. Repeat step 3 until you have created a straight- chained hydrocarbon containing six carbon atoms…

A: We have find out the answer.

Q: 1 3 2 1. 1H+1H → On+ O a. 3 O b. 4 O C. O d. 4 On 4Be 2 1H 2He

A:

Q: Which of the following are equal to 5 x 1010? Check all that apply. • View Available Hint(s) 500 x…

A: Answer to the following Question is:

Q: Which molecule would produce the spectra below? 11 10 1 200 180 160 140 120 80 60 40 20 ppm -CH3…

A: Given are NMR spectra

Q: 9. A piece of tin (specific heat 0.222 J/g*C) with an initial temperature of 80.0°C is placed in…

A:

Q: How many moles of ammonia are in 735. mL of a 4.25 M aqueous ammonia solution?

A:

Q: 4. An athlete eats food in order to get energy for their competition that day. What type of energy…

A:

Q: C Hydrogen sulfıde gas (H,S) bubbled into an aqueous solution of lead(II) ions produces lead sulfide…

A: Hydrogen ion is soluble in water and is represented as H+(aq) PbS is insoluble in water and is…

Q: What is not typically combined in equal quantities in a Mixed Melting Point? The unknown and the…

A: At the time of distillation, compounds are seperated on the basis of their melting point.

Q: 16. Select all the types of energy that exist. O Speed O Kinetic energy O Thermal energy O Light O…

A: Energy is exist in different forms. Energy related to speed is kinetic energy.  Energy related…

Q: blank 1 Label each alkene as E, Z, or neither. In each blank, type E, Z, or neither. S blank 2 НО.…

A: Stereochemistry is branch of chemistry in which we deal with three dimensional arrangement of atoms…

Q: 1202 + 8A|2S3 --> 8A|2O3 + 358 Question 2: you should have noted that the reaction in question 1 is…

A: Redox reaction:Redox reaction is a type of chemical reaction in which the oxidation states of atoms…

Q: 3. Which half-reaction correctly represents oxidation? O AU³+ + 3e →Au 3+ O Ag+ e- →Ag- O AU³+ →Au +…

A:

Q: A student wants to make a 1.600 M aqueous solution of barium sulfate, BasO4, and has a bottle…

A: