Which law assumes that both temperature and the number of particles of a gas are held constant? a. the combined gas law b. charles’s law c. boyle’s law

2positives of biotechnology: 1. plants have become more resistant to viruses and other communicable pests.2. with the of biotechnology, we have been able to produce better tasting fruits as well as vegetables.2 negatives of biotechnology: 1. biotechnology poses a number of environmental threats. genetically modifies crops often infect monarch butterflies and other insect species.2. viruses could combine with crops.

Ido not understand. 

The think of process to make something successful

#2- the hno3 has a h+ ion and the naoh has an oh- ion