Biology, 24.07.2021 14:00 rivasalejandro854
3. Dung dịch X chứa Ba2+ (0,25 mol), Cl- (0,1 mol) và HCO3- (x mol); Dung dịch Y chứa Na+ (0,3 mol), SO42+ (0,05 mol) và OH -(y mol). a. Tính giá trị của x và y. b. Trộn X với Y thu được m gam ↓. Viết các phương trình ion xảy ra và tính m.
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Biology, 21.06.2019 22:30
Listed in the item bank are some key terms and expressions associated with the categories seen in the venn diagram. to find out more information about items, some have more details available when you click on them. drag and drop each item onto the proper area of the diagram. if an item describes more than one category, be sure to place it in the overlapping space. viruses are tiny infectious pathogens that cause many different diseases, such as polio, and the flu. though they are similar to one celled organisms in some ways, in many ways they are very different. use the venn diagram below to show the similarities and differences between viruses and living organisms.
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Biology, 22.06.2019 00:00
Question 1 of 102 pointswhich best describes adaptive radiation? oa. geographical isolation caused by an adaptationob. biodiversity resulting from few ancestorsoc. a decrease in the rate of speciationd. adaptations that organisms teach each other
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Biology, 22.06.2019 00:30
What was the land like over 500 million years ago? what was under the sea?
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Biology, 22.06.2019 02:00
Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z
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3. Dung dịch X chứa Ba2+ (0,25 mol), Cl- (0,1 mol) và HCO3- (x mol); Dung dịch Y chứa Na+ (0,3 mol),...
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