Which of the following compounds is the name of a 5 carbon Allene?

1. Pentane

2. Pentene

3 pentyne

4 pentyl

Quincy wants to see a real example of rock weathering. Where would be the best place for him to go? A. up on the roof of his house B. to a pond down the street C. downstairs in his basement D. up in the mountains

A sample of O2 gas at a given temperature and pressure has a density of 1.30 g L-1. What is the density of gaseous propane (C3H8) under the same conditions?

Do heavier elements generally have higher atomic numbers

In this equation, what should be the coefficients of the reactants and products? I2 + 02 - - > I4O9

Solid lithium hydroxide is used in space vehicles to remove exhaled carbon dioxide from the living environment by forming solid lithium carbonate and liquid water. 2 LiOH (s) + CO2 (g) - -> Li2CO3 (s) + H2O (l) If the space vehicle has 28.5.

How is the salt formed in a neutralization reaction written in a chemical reaction?

When red litmus paper is added to limewater, then what will be the change in litmus paper? Give reason. Write the chemical formula of limewater also.

Explain why the lattice energy of CaSe is approximately 4 times as large as that of KBr. Check all that apply. Check all that apply.

A 1.0 g sample of food reacts with oxygen in a calorimeter containing 500 g of water. The temperature rises 10°C. What is the energy content of the food?

Looking at the diagram showing hydrochloric acid being added to water. Which statement best explains what is taking place