1. Directions: Select each correct answer.

Biotic factors of an ecosystem could include which of the following?

A. all types of plants

B. the quantity of water available

C. the temperature range

D. all animal populations

2.93 mol of MgF2 to grams

What is combustion? And how is it used in the science world?

Why does the second row of the periodic table not have a d block section

At 25°C the decomposition of N2O5 (g) into NO2 (g) and O2 (g) follows first-order kinetics with k = 3.4*10-5 s-1. How long will it take for a sample originally containing 2.0 atm of N2O5 to reach a partial pressure of 380 torr?

C6h12o6 + 6o2 → 6h2o + 6co2 when you respire, your cells are undergoing a chemical reaction. glucose, one of the reactants, is being broken down or decomposed. what is one of the products of cellular respiration? a. c6h12o6 b. co2 c. h2 d. o2

What is true of the total mass of reactants compared to the total mass of proucts

An aqueous solution is 36% by mass silver nitrate, AgNO3, and has a density of 1.41 g/mL. What is the molality of silver nitrate in the solution?

Why Triethanolamine stearate is a polar molecule

What happens to iron oxide during decomposition

What is the symbol for the second most common element in the universe? a. H b. C c. Fe d. He?