-Identify the reactants and the products. a.) carbon + oxygen --> carbon dioxide
b.) potassium + water --> potassium hydroxide +
hydrogen

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.

At the current rate, a graph of carbon dioxide produced by fossil fuels over time would slope upward slope downward be horizontal be vertical