Question

SECTIONCA Q-1[A] Fill in the blanks. 1)_ give alarm call by electric signals. 2) People of Aryanath's family were known as 3) In 1969, was the first man to walk on the moon. 4) People living in the Uparkot fort would get the water from the 5) In olden times, kings would sit in a on the top of an elephant/camel duri 6) The Nehru Institute of Mountaineering is located in the state of 7) The height of Mt. Everest is approximately 8) In early times the bark of tree was used to make medicine for malaria. 9) Malaria is caused due to the bite of mosquitoes. 10) A stepwell with one entrance is known as mu [B] State whether the following statements are true or false. 1) Repairing a leaking tap is an act of water conservation. 2) Oil mixes with water. 3) Sand settles down at the bottom of water.​

Answer 1

Answer:

There are five basic laws of chemical combination that govern the chemical combinations of elements:

Law of Conservation of Mass.

Law of Definite Proportions.

Law of Multiple Proportions.

Gay Lussac's Law of Gaseous Volumes.

Avogadro's Law.

Answer 2

Explanation:

law of conservation of mass