Nitrogenous bases, double stranded, made of nucleotides, adenine, thymine, cytosine, guanine, A pairs with T, G pairs with C
Answer:
Microbial mats.
Explanation:
Microbes formed sheets that were able to capture layers of sediment is called microbial mats. These mats of microbes provide good fossil evidence to the researchers. These microbial mats consist of bacteria and archaea which is considered the earliest form of life on earth. These microbial mats grow on moist places as compared to dry environment. About 3,500 million years ago, these microbes are the most important members of earth and maintainers of the ecosystems.
Answer:
The aim of question is to know about molarity of ammonia solution 25% . ... If you have 17 g NH3 in 1000 ml H2O, you have a 1M NH3. ... Can you not titrate it using standardised acid? ... Mass concentration of ammonia in stock solution = ... So 1 M means 35.04gr in a liter of water and because the solution ...
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Top answer:
The ammonia solution (NH3) of 25% means 25 gr NH3 in 100 ml water.
Explanation:
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