Where an object should be placed in front of a concave mirror of focal length 20cm? Where should an object be placed in front of a concave mirror of focal length 20 cm so as to obtain a two time magnified real image? [2011] Ans: 30 cm. Where an object should be placed in front […]
Which is faster male or female cheetah?
What Kelvin is best for home?
What Kelvin is best for home? This light gives a warm and cozy feeling and is often best for living rooms, dens and bedrooms. Warm white (3,000 to 4,000 Kelvin) is more yellowish-white. These bulbs are best suited for kitchens and bathrooms. Bright white (4,000 to 5,000 Kelvin) is between white and blue tones. What […]
What is the name of al2s3?
What is the name of al2s3? Aluminum sulfide How do I get MgCl2? Magnesium chloride is mined from sea beds, and hydrated magnesium chloride is extracted from sea water. Extract magnesium hydroxide from sea water. Add slaked lime (CA(OH2)) to sea water to the magnesium (Mg2+) ions to fall out of the solution as the […]
Is water an extensive property?
Is water an extensive property? Extensive Properties The volume of a sample is an extensive property: 1000 grams of water takes up more volume than 10 grams of water. Mass is also an extensive property. Why is color extensive property? All properties of matter are either extensive or intensive and either physical or chemical. Extensive […]
Which ion is larger Cu or Cu2+?
Do atoms share electrons equally?
Do atoms share electrons equally? Because they have the same electronegativity, they will share their valence electrons equally with each other. This type of a covalent bond where electrons are shared equally between two atoms is called a non-polar covalent bond. Can two atoms share a single electron? There is another mechanism for obtaining a […]
Do all jobs need math?
Do all jobs need math? Even if using math isn’t part of the job description, entry to many well-paying jobs requires a degree for which math is a pre-requisite. At most colleges and universities, majors that don’t require math often expect you to take at least one semester of math to fulfill general education requirements. […]
What happens when a covalent bond forms quizlet?
What happens when a covalent bond forms quizlet? A covalent bond forms when two or more valence electrons are attracted by the positively charged nuclei of two atoms and thus are shared between both atoms. Molecules are stable when they achieve a noble gas configuration with an outer shell of 8 electrons. What type of […]
What are the 5 different types of antibodies?
What are the 5 different types of antibodies? The 5 types – IgG, IgM, IgA, IgD, IgE – (isotypes) are classified according to the type of heavy chain constant region, and are distributed and function differently in the body. IgG is the main antibody in blood. Which is the most common type of antibody? IgG […]