Calculate δrg∘ for the following reaction: 4co(g)+2no2(g)→4co2(g)+n2(g). Use the following reactions and given δrg∘ values: 2no(g)+o2(g)→2no2(g) , δrg∘= - 72. 6 kjmol−1 2co(g)+o2(g)→2co2(g) , δrg∘= - 514. 4 kjmol−1 12o2(g)+12n2(g)→no(g) , δrg∘= 87. 6 kjmol−1.

Choose the best option to complete the statement. the purpose of the first phrase of the u.s. constitution, "we the people," is to demonstrate the power of the president to the people show the people that the government leaders are in charge show that the people created the government and that it exists for the people discourage enemihoees of the people from trying to interfere with our country

If inflation is 6% and nominal gdp grew by 4%, then during the same period real gdp changed by a) -2% b) 2% c) 4% d) 5%

What are the three stages of volcanic activity? a. active, magma, lava c. extinct, eruption, explosive b. eruption, quiet, explosive d. active, dormant, extinct