The chemical formula of ammonium phosphate is (NH4)3PO4. There is 3*4=12 Hydrogen atom in one molecule ammonium phosphate. The total mass of one molecule is (14+4）*3+31+16*4=149. The mass of hydrogen atoms in one molecule is 3*4=12. So the mass percent of hydrogen is 12/149*100%=8.05%
Answer:
The correct answer is a heuristic.
Explanation:
A heuristic refers to a mental shortcut, which permits individuals to solve the issues and make judgments briskly and effectively. These rule of thumb methods shorten the time of decision-making and permit the individuals to work without spontaneously stopping to think about their next course of activity.
Heuristics are beneficial in many circumstances, however, they can also result in cognitive biases.
Answer: D. Individuals may now have their DNA analyzed to determine ancestry.
Explanation:
Answer:
Apitite
Explanation: Apitite has a hardness of 5 it can scratch flouride but Quartz has a hardness of 7 meaning it can scratch Apitite
Answer and Explanation:
<em>IMPORTANT NOTE: Due to technical problems, you will find t</em><em>he answer and the complete explanation</em><em> in the attached file.</em>
