The principal ingredient of glass is quartz sand (SiO₂).
Answer:
C
Explanation:
Lime water turns cloudy when it reacts Carbon dioxide
Answer:
An aquifer is a layer of porous substrate that contains and transmits groundwater. ... The upper level of this saturated layer of an unconfined aquifer is called the water table or phreatic surface. Below the water table, where in general all pore spaces are saturated with water, is the phreatic zone.
Answer:
Please find the attachment to this question:
Explanation:
By eliminating the agent produced in the reaction, it will give a structure of the alkene. please find the given attachment.
I believe the answer is B because it donates H+ ions