Its 20.17 to find it you can look on your periodic table and look for neon which is Ne and if you look at the bottom or at the key it should show you were atomic mass would be â¦ found. Most of the time its found on the bottom under the name.
High Resilience foam, or HR foam, is open-cell, flexible polyurethane foam that has a less uniform (more random) cell structure that helps add support, comfort, and resilience or bounce.hile HR foams are a significantly smaller part of what Bergad offers, we do offer foams in a wide range of physical characteristics, with: 1  Densities from 2 to over 30 pounds per cubic foot, 2  Firmnesses (25% IFD) from 15 to over 300 pounds,
â Product Overview. Handi-Foam Â® E84 Class 1(A) low pressure spray polyurethane foam is a two-component system designed to fill and insulate large voids and surfaces. Handi-Foam E84âs excellent adhesion properties create a continuous air barrier. This quality completes the building envelope, resulting in improved indoor air quality and lower heating and cooling costs. Handi-Foam E84 is a Class 1(A) fire rated foam that meets various building code requirements for insulation. Properly applied Handi-Foam E84 reduces energy consumption, leading many homes or buildings to be certified in their respective energy designation. Handi-Foam E84 is also UL GREENGUARDâ¢ Gold Certified.