If the temperature of 33.4g of ethanol increases from 25.0°c to 78.8°c how much heat has been absorbed by the ethanol?

Predict what will be observed in each experiment below. A student sees tiny bubbles clinging to the inside of an unopened plastic bottle full of carbonated soft drink. The student squeezes the bottle. A. The bubbles will shrink, and some may vanish.

What makes carbon monoxide

Explain why the offsrping with Gg genes for pod color look the same as a pea plant with GG genes for pod color

How many grams of solute are present in 645 mL of 0.410 M KBr?

An Arrhenius acid has (1) only hydroxide ions in solution (2) only hydrogen ions in solution (3) hydrogen ions as the only positive ions in solution (4) hydrogen ions as the only negative ions in solution

A college student driving to classes produces 8000 kg of carbon dioxide (CO2) in a year, contributing to global warming. What volume of CO2 is produced? (The density of carbon dioxide is 2.0 g/L.)

For the first five steps of glycolysis, the appropriate sequence of enzymes is: A. phosphofructokinase-1 (PFK-1). B. hexokinase / glucokinase. C. fructose bisphosphate aldolase. D. Phosphoglucoisomerase. E. triose phosphate isomerase (TPI). a.

2NO + O2 → 2NO2 What type of chemical reaction is shown above? a combustion reaction b double displacement C synthesis d decomposition e single displacement

Why did Bromophenal solutions change from yellow to blue (what chemical reaction happended) ?

How many milliliters of calcium, with a density of 1.55 g/mL, are needed to produce 85.8 grams of calcium fluoride in the single replacement reaction below? Show all steps of your calculation as well as the final answer.