They are of notre dame university.

How can you overcome troublesome communication?

Langston hughes's poem "madam and the rent man" reflects its historical setting because madam's apartment is in a serious state of disrepair and the landlord will not fix it. madam is at the mercy of a rent man who does not care and takes advantage of her. madam's words show her frustration about being treated unfairly and her determination to fight for what is right. madam does not feel that she has the power to stand up for herself when confronted by the rent man.

Em um acidente, um caminhão carregado de solução aquosa de ácido fosfórico (h3po4) tombou, derramando cerca de 24,5 toneladas dessa solução no asfalto. quantas toneladas de óxido de cálcio (cao) seriam necessárias para reagir totalmente com essa quantidade de ácido? 2 h3po4 + 3 cao → ca3(po4)2 + 3 h2o a. 14t b. 29t c. 42t d. 7t e. 21t