To make a dilute solution without calculating concentrations, you can rely on a derivation of the above formula:(Final Volume / Solute Volume) =... View Article
There are 52 cards in a deck of playing cards. If a card is drawn from this well shuffled deck, the total number of all possible outcomes = 52.... View Article
Amoeba and paramecium are single-celled eukaryotes which belong to the Kingdom Protista. Both amoeba and paramecium are heterotrophs , which... View Article
Lithosphere is the topmost crust of the earth on which stand our continents and ocean basins. The lithosphere has a thickness between 35to 50 km... View Article
The average distance between the Earth and the Moon is 384 400 km (238 855 miles). Light travels at 300,000 kilometres per second, so it takes... View Article
Our Sun is an average-sized star: there are smaller stars and larger stars, even up to 100 times larger. The Sun is composed almost entirely of... View Article
Metals react with water and produce a metal oxide and hydrogen gas. Metal oxides that are soluble in water dissolve in it to further form metal... View Article
Phenotype Phenotype is a term used in genetics to refer to all the observable traits in organisms as a result of the interaction of the genotype... View Article
The chemical composition depends on its source, but it usually consists of about 10 different hydrocarbons, each containing 10 to 16 carbon atoms... View Article
There are six equivalent contributors to the sulphate ion. Because they are all equivalent, we need to look at only one of them. Here's the... View Article
Milk is a colloid solution. Homogeneous mixture and a heterogeneous mixture are first and foremost both mixtures. That means no chemical bonding... View Article
Let x be the oxidation number of Mn in MnO2.Since the overall charge on the complex is 0, the sum of oxidation states of all elements in it... View Article
Atomic mass=no. of protons + no. of Neutrons In case of potassium No. of protons=19 No. of neutrons = 20 So, atomic mass of potassium = 19+20... View Article
The bond angles depend on the number of lone electron pairs. For example, boron trichloride has no lone pairs, a trigonal planar shape and bond... View Article
A food chain refers to the order of events in an ecosystem, where one living organism eats another organism, and later that organism is consumed... View Article
Answer: An additive inverse of a number is known as the value, resulting in a zero value when added to the original number. In order to yield... View Article
Acid rain is one of the consequences of air pollution. It occurs when emissions from factories, cars or heating boilers contact with the water in... View Article
Lungs are sacks of tissue located just below the rib cage and above the diaphragm. They are an important part of the respiratory system and waste... View Article
Liquids flow because the intermolecular forces between molecules are weak enough to allow the molecules to move around relative to one another.... View Article
