How many moles of phosphine (ph3) are produced for every 4. 0 moles of h2 that react according to the chemical equation h2 + p4 ===> ph3.

Why should children should be allowed to vote at elections? explain

Which of the following ideas did greek philosopher democritus contribute to the atomic theory? a. each object is made up of one atom, which varies in size from very small to very large. b. matter is composed of only one kind of particle, which can be easily destroyed. c. every element has a specific type of atom, which remains the same size in all forms of matter. d. all matter is composed of small particles, which combine to make larger objects.

Many students are as or more stressed out than their adult parents/guardians. do you believe this is true or not? use evidence from the article to answer this question is claim-evidence-reasoning format.