One child created “water” that flowed into a “lake”; another child put grass in a way to represent “wind”; and yet another child tried hard to create shade... 3 That was why they took great interest when they created their small gardens. They spent a wonderful time together with...
What is the mass number for carbon? What is the molecular formula of the compound CH2? What is the formula mass of a molecule of CO2? What is the group number of carbon? What is the chemical formula for hydrocarbon? What is the name of the compound with the formula Al(NO2)3 ?
Every HS code has a layer-by-layer structure, broken down into 5 different sections to represent the respective categories: chapters, headings, subheadings, subheadings (tariff rate lines), and statistical suffixes. The first 6 digits are the HS number under the international HS, w...
What does the enthalpy change of a chemical system represent? What is the change in enthalpy for the reaction HCl + NaOH gives NaCl + H2O, in kJ/mol, calculated using Hess's Law with the given values for the enthalpy of formation of each compound (H...
02. History of the Term Carbon Footprint 03. The Roots of Your Personal Carbon Footprint 04. How To Calculate Your Carbon Footprint 05. Key Factors in Calculating Your Carbon Footprint 06. Why You Should Reduce Your Carbon Footprint 07. How To Reduce Your Carbon Footprint 08. Does My ...
Explain the path of energy and materials in photosynthesis. How would I annotate a poem? What is the difference between bubble diagrams and zoning drawings and what is each supposed to represent? In compounds like 1-pentene and 2-pentene, what does the number signify? If it's wher...
hydrogen combustion engines could represent a relatively easy switch from internal combustion engines—as opposed to engines that run on batteries or fuel-cell technology. What’s more, these engines could draw on the automotive industry’s existing supply chains, production capacities, and skills and...
Re:For each, what do s and p represent? « Reply #1 on: January 16, 2006, 01:44:33 PM » The orbital designations are artifacts of the spectroscopic techniques used to discover the structure of atomic orbitals. They stand for categories of spectral lines: sharp. principal, diffuse, ...
What does the superscript represent in electron configuration notation? What is the ground state configuration of h- and h+ ions? Write the electron configuration of Sm. What is the Lewis structure drawing for N_3^-? Write the electron-dot formula of the cation present in solid...
Investment sectors are important because they help measure how well an economy is performing based on the financial performance of the corporations within that sector. The list below does not represent an exhaustive list, but here are some examples of investment sectors: ...