Search results 6739 items matching your search terms. Filter the results Item type Select All/None Collection File Folder Image Link Movie Page Question Quiz Quiz History New items since Yesterday Last week Last month Ever Sort by relevance date (newest first) alphabetically Distinguish between an element and a compound. About how many of each are known? by Dr. Osama M. Khaled — published Jul 27, 2022 — last modified May 30, 2025 09:07 PM Located in Chemistry / Introduction / Matter Basics Identify each as a heterogeneous mixture or a homogeneous mixture by Dr. Osama M. Khaled — published Jul 27, 2022 — last modified May 30, 2025 09:07 PM Located in Chemistry / Introduction / Matter Basics Identify each as a heterogeneous mixture or a homogeneous mixture by Dr. Osama M. Khaled — published Jul 27, 2022 — last modified May 30, 2025 09:07 PM Located in Chemistry / Introduction / Matter Basics Which choices are solutions by Dr. Osama M. Khaled — published Jul 28, 2022 — last modified May 30, 2025 09:07 PM Located in Chemistry / Introduction / Matter Basics Which choice is a solution? by Dr. Osama M. Khaled — published Jul 28, 2022 — last modified May 30, 2025 09:07 PM Located in Chemistry / Introduction / Matter Basics Iron is a metal because it is solid, is shiny, and conducts electricity and heat well by Dr. Osama M. Khaled — published Jul 28, 2022 — last modified May 30, 2025 09:04 PM Located in Chemistry / Introduction / Matter Basics Oxygen is nonmetal because it is gas and not a good conductor of heat and electricity by Dr. Osama M. Khaled — published Jul 28, 2022 — last modified May 30, 2025 09:04 PM Located in Chemistry / Introduction / Matter Basics Metals vs nonmetals by Dr. Osama M. Khaled — published Jul 28, 2022 — last modified May 30, 2025 09:07 PM Located in Chemistry / Introduction / Matter Basics Elemental carbon by Dr. Osama M. Khaled — published Jul 28, 2022 — last modified May 30, 2025 09:04 PM Located in Chemistry / Introduction / Matter Basics Pure silicon by Dr. Osama M. Khaled — published Jul 28, 2022 — last modified May 30, 2025 09:04 PM Located in Chemistry / Introduction / Matter Basics < Previous 10 items 1 ... 122 123 124 125 126 127 128 ... 674 Next 10 items > Subscribe to an always-updated RSS feed.
