A 01.0kg baseball is hit through a neighbors window. just before it hits the window, the ball has a kinetic energy of 200j. what was the balls velocity just before it hit the window?

What is the term for an unsaturated hydrocarbon with at least one double carbon-carbon bond?

Which term is described as a flat expanse of ocean floor

How much pressure would 4.85 moles of He gas exert in a 4.50 L tank at 55° C?

Estimate ΔH for the reaction using bond dissociation energies from Table 7.1. Give your answer in kcal. C6H12O6 has five C-C bonds, seven C-H bonds, seven C-O bonds, and five O-H bonds.

A (n) has different properties than the elements that compose it and is made of substances combined in a specific ratio.

In the synthesis reaction, the white powder produced is magnesium oxide (mgo, mm = 40.3 g/mol). how many moles of magnesium oxide were formed (number of moles = mass (g) / molar mass (g/mol)) ? choose the closest answer. a. 0.21 moles b. 0.

Which of the following is the most likeley example of an favorable mutation A. A mutation that makes a rabbit able run faster B. A mutation that changes the rabbit's fur to bright orange C. A mutation that changes the color of the rabbit's eyes D.

Which of these mole ratios is possible for this reaction? FeCl3 + 3NaOH → Fe (OH) 3 + 3NaCl 1:1 1:3 3:1 2:3

The chemical equation for reduction of phosphorite Ca3 (PO4) 2

Synthesize What environmental effects are shared by all fossil fuels?