Gold will not dissolve in either concentrated nitric acid or concentrated hydrochloric acid. However, the metal does dissolve in a mixture of the acids (one part HNO3 and three parts HCl by volume), called aqua regia. (a) Write a balanced equation for this reaction. (Hint: Among the products are HAuCl4 and NO2.) (b) What is the function of HCl?
EXAM 1 STUDY GUIDE!!! Politics and Government Friday, January 15, 2016 3:11 PM Politics o Whatever group of society is getting what stuff and how they will get it o Different from economics Why do we need government o Enforce the things we want/preferences o Organization-has power of coercion o Solve problems that markets cannot or are not willing to solve o External force o Collective action Organization o Structure of government-people who carry out the functions o Independent of occupant Legitimacy o We are accepting to actions of government (whether we agree or not) o Systemic loyalty to government o Government can survive without legitimacy Examples: Syria and North Korea (by force) o Built how Divine decree (whatever I say goes) Democratic Selection (Texas: selecting representatives) Reputation Coercion o Separates government from non-government Example: things we don't necessarily like Taxes Waging war, etc. Public and collective action o Government actions translate preferences into policy o Have to understand the preferences (of the people voting for you) What does government do o Rules o Decision-making (rationality) o Security, protection of property o Public goods-water provided by government
