a. Which of the following scenarios would indicate that the presenter simulated the presentation? Eric spent the entire night going over his speech in his head. b. Emily read through her speech a dozen times. C. Corey rehearsed his speech in the auditorium while his teacher looked on. d. Clara read her speech aloud repeatedly.

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

In what year are the populations of china and india projected to be equal? 2023 2025 2027 2029

In nectar in a sieve, rukmani marries a tenant farmer of the class. brahmin kshatriyas sudras vaishyas