Answer: Chemical equations are symbolic representations of chemical reactions in which the reactants and the products are expressed in terms... View Article
When multiple springs are used in a system then they can be connected in parallel combination or in series connection... View Article
The factorial is a quantity defined any all integer x greater than or equal to 0. The factorial is the... View Article
When an acid reacts with metal, a salt and hydrogen are produced: acid + metal → salt + hydrogen The... View Article
2 Mg(s) + O2(g) → 2 MgO(s) As magnesium (Mg) has a valency of +2, and oxygen (O) has a... View Article
Answer: Plants that live in water and adapt to their environment are known as hydrophytes. They either remain totally submerged... View Article
The three main states of matter are solid, liquid, and gas. Plasma is the fourth state of matter. Several exotic... View Article
We can find the side of the square, using the area formula. Area of a square: Area = (Side) 2... View Article
Lime water reacts with carbon dioxide (CO2) in a two-step process. Limewater is calcium hydroxide dissolved in water. Ca(OH)2 +... View Article
Germanium is a semiconductor. The pure element was commonly doped with arsenic, gallium or other elements and used as a... View Article
By direct calculation we get 2 ÷ 7 = 0.2857 Multiply your answer by 100. 0.2857 ⋅ 100 = 28.57... View Article
Function of cranial bone The bones in your skull can be divided into the cranial bones, which form your cranium,... View Article
The electronic configuration of N2 is (σ1s) 2 (σ∗1s) 2 (σ2s) 2 (σ∗2s) 2 (π2px) 2 (π2py) 2 (σ2pz) the... View Article
The barium chloride has a chemical formula i.e. BaCl2and it has a molar mass of 208.23 g mol-1. This salt... View Article
Answer: Let us consider θ = 22.5 º sin2θ = (1 – cos 2θ)/2______________(1) If θ = 22.5° then 2θ... View Article
Let x be the oxidation number of sulphur in sulphuric acid. Then we got: Oxidation number of Oxygen= -2 Oxidation... View Article
This is an AX4 -type molecule, with four Si-Cl bonds. According to VSEPR theory, these bonds must be pointing towards... View Article
A simple epithelium is an epithelial tissue that is composed of a single layer of epithelial cells. These cells are... View Article
FeSO4 is the chemical formula of iron(II) sulphate or ferrous sulphate . The colour of a ferrous sulphate solution is... View Article
The aneroid barometer is used to measure atmospheric pressure as well as altitude. It consists basically of an evacuated flat... View Article
