“The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.”
A covalent bond is a chemical bond that involves the sharing of electrons to form electron pairs between atoms. These electron pairs are known as shared pairs or bonding pairs.
In chemistry, an alcohol is a type of organic compound that carries at least one hydroxyl (−OH) functional group bound to a saturated carbon atom.
Find Questions from different topics in physics for Secondary education
Preparing for secondary practical exams can be a bit different from studying for written exams. Practical exams test your hands-on skills and understanding of experimental procedures. Here are some tips
Principle of Moments The principle of moments states that when in equilibrium the total sum of the anti clockwise moment is equal to the total sum of the clockwise moment.
Enzymes are proteins that act as biological catalysts by accelerating chemical reactions. The molecules upon which enzymes may act are called substrates, and the enzyme converts the substrates into different
Mathematics plays a vital role in numerous professional fields. Its applications go far beyond classrooms and textbooks, serving as a
n physics, quantities are classified as either scalar or vector based on whether they have only magnitude (scalar) or both magnitude...
Thermal processes refer to the manner in which a state of a system can change from an initial state to a final state1. In thermodynamics, it is helpful to divide
Energy is the capacity to do work, and it comes in various forms. Here are some different types of energy and their applications in the real world:These are just a
Enterprise is one of the four factors of production. Which of the following is a definition of enterprise?
What is a wireless network? Answer: A wireless network is a network that allows devices to connect and communicate wirelessly...
Calculate log base 10 of 10000. Simplify log base 2 of 1/8. Solve for x: log base 5 of x = 1/3.
Please note that these questions cover a wide range of topics in O level Chemistry and can be used for practice and review.
Find questions related to air and water chemistry in the slides contained in this post.
The enthalpy of a chemical reaction, often denoted as ΔH (delta H), is a measure of the heat energy absorbed or released during a chemical reaction at constant pressure. Enthalpy
Secondary physics covers a wide range of topics that explore the fundamental principles governing the physical world. These topics delve into the behavior of matter, energy, and the forces that