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What did thedore roosevelt vigorously enforced?
C. The Sherman Antitrust Act. -CLW
Are there any metals which do not act as a conductor?
All metals are electrically conductive.
The word vigrously what does it mean?
VIGOROUSLY : to perform an act in an intense or energetic way, e.g. exercise. (occasionally used for "thoroughly" when not involving physical activity) VIGOROUSLY : to perform an act in an intense or energetic way, e.g. exercise. (occasionally used for "thoroughly" when not involving physical activity)
What is the meaning of foundry?
The act, process, or art of casting metals., The buildings and works for casting metals.
Why Sub-Saharan nations often act as supply bases for the industrial world?
there are many industrial centers in the region.
What are amphoteric metals?
Amphoteric is a chemical entity (ion or molecule) which can react as an acid but also as a base. Compounds of beryllium, tin, aluminium, lead, zinc have amphoteric hydroxides and oxides.
What is tinsmithing?
Smithing is the act of working metals (as performed by a Smith). Tinsmithing refers to the working of light or white metals such as Tin.
What elements touch the zigzag line and act like metals and non metals?
The elemnts that act like metals and non-metals are termed metalloids. the elemnts tht touch the line are Boron, Aluminium, Silicon, Germanium Arsenic Antimony Tellurium Polonium and Astatine. Not all of these are metalloids, Aluminium is metallic and polonium is quite metallic.
Why powdered zinc act more vigorously than metal zinc?
Powdered zinc has a greater surface area giving it a greater chance to react with a substance.
Oxides that are both acids and bases?
Amphoteric oxides can act as both acids and bases. These oxides have the ability to donate or accept a proton depending on the reaction conditions. Common examples include aluminum oxide (Al2O3) and zinc oxide (ZnO).
What metals act violently with water?
Alkali metals (in group 1) do so: explosively! Please see the related video in links underneath
What can act like and acid and bases?
These substances are called amphoteric.
