## What is the symbol P?

The elements of the periodic table sorted by symbolSymbolName chemical elementPbLeadPPhosphorusPaProtactiniumPdPalladium117 more rows.

## What is the P symbol in math?

Probability and statistics symbolsSymbolSymbol NameExampleP(A ⋃ B)probability of events unionP(A⋃B) = 0.5P(A | B)conditional probability functionP(A | B) = 0.3f (x)probability density function (pdf)F(x)cumulative distribution function (cdf)19 more rows

## What does the Catholic symbol PX mean?

What does the “PX” symbol stand for in Catholicism? It is a traditional rendering of the Greek letters “XP” which are the first two letters in the word Χριστὸς, Christ, as found in Philippians 2:11, for example. … The “XP” motif, or Chi Rho—the names of the Greek letters—is very ancient.

## What does ≡ mean in math?

In computer applications (like Excel) the symbols <> mean not equal. ≡ means identical to. … ≈ means approximately equal to, or almost equal to. The two sides of a relationship indicated by this symbol will not be accurate enough to manipulate mathematically.

## What is ∈ called?

The symbol ∈ indicates set membership and means “is an element of” so that the statement x∈A means that x is an element of the set A. In other words, x is one of the objects in the collection of (possibly many) objects in the set A.

## What does the symbol P mean in chemistry?

“pH” stands for “power of hydrogen”, and the atomic symbol for hydrogen is H. … The p is not capitalized because it is not an element, and capitalizing it would indicate that we were talking about phosphorous, for which P is the elemental symbol.

## What does S stand for in chemistry?

Often chemical equations are written showing the state that each substance is in. The (s) sign means that the compound is a solid. The (l) sign means the substance is a liquid. The (aq) sign stands for aqueous in water and means the compound is dissolved in water. Finally, the (g) sign means that the compound is a gas.

## Where does P come from?

P, p [Called ‘pee’]. The 16th LETTER of the Roman ALPHABET as used for English. It originated in the Phoenician symbol pe, which was adopted by the Greeks as pi (Π), an earlier form of which the Romans adopted as P.

## What do we call this symbol?

Asterisk: (sign/symbol) The ‘ * ‘ sign/symbol is sometimes called a ‘splat’ or ‘star’. But neither of these names are commonly used.

## What does P in pH stand for?

power of hydrogenThe H in pH stands for hydrogen. But, there is some controversy as to what the p represents. The Carlsberg Foundation itself says pH means “power of hydrogen”. However, German chemists claim it stands for Potenz (also meaning power), whereas the French say it is their word for power, puissance.