23. A mass of water dropped in temperature by 25.1°C. It gave off 5240.0 J of energy in the process. Approximately how many grams of water were involved? A. 40g. B. 45g. C. 50g. D. 55g.

Afarmer has applied a pesticide to control a pest population that is affecting her crops. the pest population has reacted as shown below. which best describes the process that the pest population has experienced due to this environmental change? a genetic diversity b natural selection c natural resistance d genetic resistance

Consider this plant cell which organelle is labeled g

The ruiz family is exchanging euros for us dollars. the exchange rate is 1 euro equals 1.35261 usd. since the ruiz family knows that usd are stated to the nearest hundredth of a dollar, they used the conversion ratio