The fire emoji represents a streak. A streak in snapchat is defined as three days in a row in which you and a friend snap eachother. The number next to the streak tells you how many consecutive days you and a friend have snapped eachother. The fire emoji streak will appear when you have snapped three days in a row. Once you have started a streak the goal is to keep the streak alive for as long as possible.
In an atom of gold, there are 79 protons and 79 electrons. The number of neutrons for gold may vary by isotope. In an atom of gold, there are 79 protons and 79 electrons. The number of neutrons for gold may vary by isotope.
The gold foil experiment demonstrated that most of an atom is empty space with a very small positively charged nucleus in the middle. His result was that 99.995% Î±-particles were not deflected. This proved that atoms had an inner core that contained most of the mass of an atom and was positively charged. Comments