A compound is found to be 30. 45% n and 69. 55 % o by mass. If 1. 63 g of this compound occupy 389 ml at 0. 00°c and 775 mm hg, what is the molecular formula of the compound?.

What type of animal might be preserved in a tar pit

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

Should teachers be allowed to have guns at school? why or why not?