How Is The Activation Energy Achieved Or Created
For molecules to react with each other, they need to be close enough to each other, oriented in a direction... View Article
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Is A Mole A Derived Unit
No, a mole is not a derived unit; rather, it is the SI unit of the measurement for the amount... View Article
Which Of The Following Is Zero For An Isochoric Process
Which of the following is zero for an isochoric process? a) volume b) temperature c) pressure d) None of the... View Article
What Is Least Count Of Microammeter
Any given ammeter will have a range selector; therefore, the least count cannot be generalised. Suppose the range of a... View Article
How Is The Rate Of Reaction Calculated
The rate of reaction, or the speed at which the reaction occurs, is written as the change in concentration of... View Article
Which Combination Will Give The Strongest Ionic Bond
a) Na+ and Cl– b) Na+ and O2– c) Mg2+ and Cl– d)Mg2+ and O2- Answer: The combination of Mg2+... View Article
How Do You Find The Activation Energy Given Two Temperatures
Activation energy is the amount of energy to be supplied in order for a chemical reaction to proceed. We can... View Article
What Causes Gravity
From Newton’s law of gravitation, we know that any two objects in the universe exert a force of attraction on... View Article
Does Time Exist In A Black Hole
As one gets closer to the black hole, the flow of time slows down as compared to the flow of... View Article
Does The Center Of Mass Change
“Centre of the mass of a body or system of a particle is defined as, a point at which whole... View Article
What Does The Kinetic Theory Say About The Size Of A Gas Particle
The kinetic theory of gas considers the size of the gas particles to be zero. The theory states that the... View Article
Can Electric Field Be Negative
An electric field can never be negative. An electric field is a force experienced by the charge divided by the... View Article
When Unpolarized Light Is Passed Through A Polarizer Its Intensity
What happens to the intensity of the unpolarized light when it is passed through a polarizer? There is no effect... View Article
What Is The Relation Between Pressure And Kinetic Energy Of Gas
To derive the relationship between pressure and kinetic energy, let us consider the kinetic theory of gases:
What Is The Ionization Energy Of Helium
The ground state of Helium encapsulates two identical 1s electrons. Removing an electron, we get the He+ ion. The He+... View Article
How Does Ionization Energy Decrease
The ionization energy decreases as you move down the group in the periodic table due to the increase in the... View Article
Why Ketones Do Not Give Tollens Test
Tollens’ test is a qualitative test that is used to distinguish an aldehyde and a ketone. It is based on... View Article
What Is The Unit Of Van Der Waals Constant
The SI units of Van Der Waal’s constant is Pam6mol−2.
Is Potassium Chromate An Electrolyte
Potassium chromate is a strong electrolyte. Potassium chromate is an inorganic compound with the formula K2CrO4. It is used as... View Article
What Two Factors Govern Whether A Collision Between Reacting Particles Will Be Effective
The following factors govern if a collision between reacting particles will be effective or not: Molecules must collide with sufficient... View Article
