Answer:
H2 is molecular hydrogen.it is a molecule of hydrogen that consists of two hydrogen atoms bonded together by one single bond. 2H denotes two moles of elemental hydrogen.it should be noted that elemental hydrogen is not bonded to anything.
Rachel Carson played a key role in the birth of environmentalism in the 20th century.
She became increasingly aware of the harmful facts of insecticide DDT on the environment. This compelled her to write her most famous work Silent Spring and defending herself against attacks from commercial interests.
The book also played an influential part in persuading governments to ban or heavily restrict the use of DDT and similar chemicals that persist in the environment.
<span>the botancal name would be Piper nigrum</span>
35, then go by 5’s unless you don’t have enough room then go by 10’s or you can start at 30 if you decide to do by 10’s
The statement is true. The test is used to measure lower back and hamstring flexibility. It is used to determine the probability of a person having future pain and injury.It is used by fitness trainers to assess flexibility before starting an exercise program. The results obtained for the test depend on their gender and the age of the participant.
