Answer:
Explanation:
In Double replacement reactions there is the exchange of anions and cations.
So to predict the double displacement reactions you must identify the anions and cations to be exchanged.
Answer:
Explanation:
A scientific researcher performs scientific methods to answer any natural process. The researcher will follow the protocol of a scientific method which includes: observe the natural phenomenon, ask related questions, suggest a hypothesis, perform the experiment and suggest answers.
In the given question if the researcher has to study about the flu virus, the possible questions he would ask will be:
1. The life cycle of the flu virus.
2. Effect of the virus on the life of an organism.
3. The mechanism used by the virus to replicate and to infect any organism.
4. Molecular mechanism of a virus.
answer is amount of mass in a certain volume
It's classified as volcanic eruption based on the amount of <span>basalt.
</span><span>Basaltic magma is SiO2 with high amount of Iron, Magnesium and Calcium</span>