we need to find the closest noble gas on the periodic table to tungsten, which is: Xenon (Xe)So, the first part of the electron configuration is... View Article
The balanced chemical equation for this synthesis reaction between zinc and iodine is: Zn + I2→ ZnI2 To determine the mass of zinc consumed... View Article
The Bronsted-Lowry definition of acid base pairs is that an acid gives away a proton (H+) to a base, giving the base an extra proton when... View Article
Formula for calcium bisulphate is Ca(HSO4)2 which is composed of Ca2+ and HSO4− ions hence the 1:2 composition. Calcium bi sulphate is also... View Article
According to Boyle's law, For a given mass of a gas at a constant temperature, PV= constant. As pressure increases, volume will decrease. As... View Article
Potassium is a chemical element with symbol K and atomic number 19. Potassium is essential to life. Potassium ions are found in all cells. It is... View Article
A group of similar cells performing similar functions is known as tissues. It is a cellular organizational level between cells and a complete... View Article
Silver nitrate is a chemical known for its antiseptic properties. Silver nitrate is called lunar caustic because when it comes in contact with... View Article
The Chargaff's rule states that the number of purines and pyrimidines in the DNA exist in the ratio 1:1. It provides the basis of base pairing.... View Article
Natural resources are utilized by human beings either directly or indirectly for survival. Examples of natural resources are air, soil, water,... View Article
Answer: A rotation is a circular movement of an object around a centre of rotation. If three-dimensional objects like earth, moon and other... View Article
The ratio of sine of angle of incidence to the sine of angle of refraction is a constant, for the light of a given colour and for the given pair... View Article
Fahrenheit is a scale commonly used to measure temperatures in the United States. Celsius, or centigrade, is used to measure temperatures in most... View Article
High population density is the average number of people living per square mile/km. The population is high relative to the size of the country.... View Article