A. I’m not quite sure, but yeah
Answer:
Quartz is not pure in this rock.
Explanation:
When quartz shows effervescence in contact with an acid, it means that it is not in its pure state, but rather related to other substances that may be cementing the quartz. This effectiveness is caused by substances that do not react like quartz, such as calcite.
In this case, we can conclude that in relation to the calcium-rich rock shown in the question above, the calcium is not pure, but it is likely to be related to calcite, or other material that does not react to acid.
Answer:
ice
Explanation:
they store water inside them and so if they melt water comes from it.
And as the atmosphere there is cool they form to solid state i. e, ice
HOPE YOU UNDERSTOOD
Sanitation and Hygiene (WASH) structures in many sites due to strong winds and rains.
Explanation:
It will continue to grow and double by 2050