Why is having an equal number of neutral and positives important?

Q: ind Cp for ome mofe of monoatomic cdeal Joss

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Q: Balance the following equations, and indicate whether they are combination, decomposition, or…

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Q: Provide an example of a conversion from potential tokinetic energy.

A: The example for converting from potential energy to kinetic energy is, When the objects falls from…

Q: ニ it To convert u Naud gakes

A: The given expression is for a XOR gate and in the given diagram it is made by 3 AND gates. This can…

Q: How do I convert?

A: Please specify to which form it should be converted, For now I am resolving this equation,

Q: Which element is needed and absorbed normally by your body when you are breathing?

A: Oxygen is brought into the lungs by breathing, where it is transported by red blood cells to the…

Q: defination of heterogeneous nucleation?

A: Nucleation is a process that comes into existence either when a substance changes its thermodynamics…

Q: How many magnesium atoms are on each side of this equation: 3Mg + N2 Mg3N2 O One O Two O Three O…

A: The balanced equation of the reaction is given as

Q: diffination

A: Activity: Activity is defined as the concentration of that substance in the whole reaction…

Q: A sample of oxygen gas has a volume of 2.50 L at STP. How many grams of O, are present?

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Q: compare between nature alpha and beta unit?

A: Answer:- Alpha Radiation :- emission of an alpha particle( an helium nuclei) Beta radiation :-…

Q: Which of the following is considered to be most reliable when measuring physical activity in youth?…

A: There are many measures of physical fitness, but the fitness, endurance, flexibility, and muscular…

Q: What is the net charge (in C) of a single O2- ion?

A: Given data The given ion is O2-   From the given charge, the number of extra electrons is, n=2 The…

Q: If no molecule in a body can escape, would body have any odor?

A: The odour is due to molecular diffusion, hence if the molecule could escape, the body will have…

Q: if action is of 10 N, then the reaction will be of O 10 N in the same direction 20 N in the same…

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Q: Explain the effect of forward bias and reverse bias on depletion region.

A: When a forward bias voltage is supplied to the p-n junction, the width of the depletion region…

Q: Discuss Exothermic and endothermic reactions

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Q: A drug has a half life of 4.5 hours. The drug is administered by I/V injection, and immediately…

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Q: After an injection of Drug Y, the concentration of the drug in the bloodstream drops at the contin…

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Q: Which accurately represents these building blocks of matter from the smallest to largest

A: Atoms can be described as particles that are composed of nucleus and electrons. The combination of…

Q: adioactive substance has a half life of 30 minutes. How much of a sample of this substance will not…

A: Given, No = 100%= 1 T= 30min t= 2.5 hours = 150 min We know that, N= No (1/2)t/T

Q: How many oxygen atoms are in 32 moles of CO2?

A: Each mole of CO2 contains 2 moles of oxygen. 1 mole of any substance contains 6.023×1023 units of…

Q: Is blood homogeneous or heterogeneous? A) Homogeneous B) Heterogeneous C) Both A & B D) None of…

A: We have to answer whether blood is homogeneous or heterogeneous?

Q: A U-tube contains water and methylated spiruit seperated by mercury. The mercury column in the two…

A: The mercury columns in 2arms are at level

Q: Which are more prominent in the food we eat, carbon-12 or carbon-14?

A: In our body the ratio of carbon C-14 to C-12 is 1/100 billion.  The isotope C-14 makes up not more…

Q: If 5g of iodine is in 250mL of iodine tincture, calculate the percentage(%w/v) of iodine in the…

A: Mass of iodine "m"= 5g  iodine in iodine tincture  "V"= 250ml

Q: write the balanced chemical equation for P+O2=P2O5

A: 2P+52O2 = P2 O5…

Q: 1. Symbol Au. Add Text Here! Add Text Here! 2. The most reactive nonmetal. Add Text Here! 3. Atomic…

A: In this question we have to determine the elements according to the hints given. Note : Due to…

Q: The half-life of lodine-131 is 8.0 days. 100 mg of lodine is given to a patient to treat…

A: Using the equation below, we can determine how much of the original isotope remains after a certain…

Q: How can an understanding of the limiting reactant, excess reactant and percent yield help…

A: In manufacturing the compositions of products matters in achieve good quality products. i.e…

Q: Iodine-131 is often used to treat Graves' disease or hyperthyroidism. In Graves' disease the thyroid…

A: Note that the half-life (T) of 131I is approximately 8 days. Let the initial amount of 131I at the…

Q: What are the different types of susceptibility and how are these related?

A: In this question we have to answer what are the different types of susceptibility and how all these…

Q: What are the five most common elements in living things?

A: Living things are composed of several elements, but there are certain elements which form the basic…

Q: If no molecules in a body could escape, would the body have any odor?

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Q: How many grams are in 5.60 x 1024 molecules of NaCI?

A: Given that                        The Molecules of the NaCl is (n) = 5.6×1024 molecules We need to…

Q: Indexing pattern analysis refers to hkl values and the number and type of atoms per unit cell. * O…

A: Given : Statement related to the index pattern analysis and asked whether true or false.

Q: how many grams are in 2.70 x 10^24 molecules of P^4

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Q: Why do the electron-transfer reactions of the cytochromes differ in standard reduction potential,…

A: The electron-transfer reactions of the cytochromes differ in standard reduction potential, even…

Q: How many grams is 1.7 mol of N2? Round your answer to the nearest whole number.

A: We know that one mole of N2 is equal to 2×14g = 28g ; So, 1.7 mole of N2 will have

Q: 10g of K2SO4 is dissolved into 1000g of water. The freezing point of the solution is -.0.29 degrees…

A: Van't Hoff factor (i) is the measure of degrees of dissociation/association of a compound. i =…

Q: Discuss why equal masses of golf balls and Ping-Pong balls don’t contain the same number of balls.

A: Ping-Pong balls have a lower mass when compared to the golf ball. The mass of the atoms and…