What type of reaction is copper and nitric acid? oxidation-reduction reactions Is Copper 2 nitrate a base or acid? Copper(II)nitrate is the product of the acid-base reaction, therefore it can be designated as a salt: {eq}Cu(OH)_{2}+2HNO_{3}\rightarrow… What happens when you add nitric acid to copper? Nitric acid reacts with copper according to the reaction: 4 […]

What are the three uses of heat? The heat is very important in our daily life in warming the house, cooking, heating the water and drying the washed clothes. The heat has many usages in the industry as making and processing the food and manufacture of the glass, the paper, the textile, ………etc. What is […]

What is the word equation for mercury burning in air? Reactions are usually described using chemical equations. Equations may be expressed in words: Mercury(II) oxide decomposes to mercury and oxygen. Using formulas, we state this reaction as: 2 HgO 2 Hg + O2. What is the formula for mercury II sulfate? HgSO4 How do you […]

What is the value of x in angles? Since the value of all angles within a triangle must equal 180 degrees, if you know at least two angles, you can subtract them from 180 to find the missing third angle. If you are working with equilateral triangles, divide 180 by three to find the value […]

What is called the study of weather? Climatology is the study of the atmosphere and weather patterns over time. This field of science focuses on recording and analyzing weather patterns throughout the world and understanding the atmospheric conditions that cause them. Scientists who specialize in this field are called climatologists. Is the science of predicting […]

What atom has a mass number of 22? Titanium – Ti What’s the mass number of the isotope of calcium Ca containing 20 neutrons? Always. The number of neutrons can vary, but the number of protons must always be equal to 20 for a calcium isotope. You are dealing with the calcium-40 isotope, 4020Ca . […]

What are hydrates used for? Hydrates are often used in skin care products to infuse moisture into the body. The world contains many gas hydrates, crystalline solids in which gas molecules are enclosed in structures made of water molecules. These form from very low temperatures and high pressure. What is the most important reason for […]

Which material is most difficult to recycle? What is the most difficult material to recycle? That’s correct … it’s PLASTIC!! The biggest problem in recycling plastics is that they aren’t biodegradable, which means it can’t be broken down by natural organisms and acts as a source of air and water pollution. What is the easiest […]

What process do plants use carbon? photosynthesis Is a chemical process that uses light energy? Photosynthesis : a chemical process that uses light energy and produces carbohydrates. Photosynthesis is carried out by plants, algae and some bacteria. Anything which carries out photosynthesis is called a producer. What are the end products of the light dependent […]

Is a tent a frame or shell structure? A frame structure may have a membrane stretched over it, but the membrane does not help support loads. For example, a tent may be made of a metal frame with fabric stretched over it. The fabric does not help support loads. A shell structure has a hollow, […]