What is the opposite of availability?

Antonyms: unavailability, inaccessibility. Synonyms: availableness, approachability, handiness, accessibility.

What is the opposite of available?

Antonyms: unavailable, untouchable, inaccessible, unprocurable, nondisposable, out of stock(p), unfree, unobtainable. Synonyms: useable, uncommitted, usable.

What is the opposite of understand?

understand. Antonyms: misapprehend, miscomprehend, ignore, misinterpret, declare, state, enunciate, express.

What is the opposite of awake?

awaken, wake up, lucid, wide awake, conscious. Antonyms: fall asleep, asleep, unconscious.

What does formula mean?

1a : a set form of words for use in a ceremony or ritual. b : a conventionalized statement intended to express some fundamental truth or principle especially as a basis for negotiation or action. 2a(1) : recipe The product is made using a secret formula that the company refuses to reveal. (2) : prescription.

What is difference between formula and Formulae?

In academics, formulae is preferred, and in normal usage formulas can be used. Formula is singular, and formulae is plural. Formula is a Latin word that was absorbed into the English language in the 1630s, to mean words used in a ceremony or ritual.

Which is an example of a formula?

A formula is an expression telling the computer what mathematical operation to perform upon a specific value. In the picture below is an example of a Microsoft Excel formula =SUM(A$1:A$3), which adds the total of cells A1, A2, and A3. In this formula, SUM is the function of the formula.

What is the formula of rust?

Rust is an iron oxide, a usually reddish brown oxide formed by the reaction of iron and oxygen in the presence of water or air moisture. Rust consists of hydrated iron(III) oxides Fe2O. nH2O and iron(III) oxide-hydroxide (FeO(OH), Fe(OH)3). It is typically associated with the corrosion of refined iron.

Is rust a base or acid?

Metals are acidic. Rust is iron oxide. Metallic oxides are basic in nature. This means rust is base.

What is Fe2O3 xH2O?

Rust is hydrated iron (III) oxide, Fe2O3. xH2O .

What is the pH of rust?

about 8.2

What pH level is harmful to humans?

Although the pH of blood ranges from 7.35-7.45, the pH of other body fluids is different. pH indicates the level of H+ ions, where low pH indicates too many H+ ions and high pH indicates too many OH- ions. If the pH levels drop below 6.9, it can lead to coma.

Is pH 11 corrosive?

When aqueous solution has a pH less than or equal to 2, or more than or equal to 12.5 it is considered corrosive. When a non-aqueous solution mixed with an equal weight of water has a pH of less than 2 or greater than 12.5 it is considered corrosive.