Matter & Mixtures — Set 4

What is the law that states mass is neither created nor destroyed in a chemical reaction?

Which of the following is a metalloid?

Which of the following is the 'Gems' fact about Dry Ice?

The ratio by mass of hydrogen to oxygen in water is always?

Which of these is the most common element in the Earth's crust?

What is the SI unit of temperature?

Which of the following is a characteristic of a chemical compound?

The amount of solute present in a given amount of solution is called its?

Which gas is used in the manufacture of soft drinks to provide fizz?

Which of the following describes 'Brass'?