2. This question has two parts.
a. Why does it take more energy to increase the temperature of 100 grams of liquid water by one degree Celsius than it does 100 grams of copper metal?
b. Explain how you would calculate the q for warming 100.0 grams of liquid water from 0°C to 100 °C. Show your work and solve this problem.

What overall charge must all compounds have

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?