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In order to calculate the number of neutrons you must subtract the from the?
In order to calculate the number of neutrons, you subtract the atomic number (number of protons) from the atomic mass (rounded to the nearest whole number). Neutrons are important for stabilizing the atomic nucleus alongside protons.
According to the law of conservation of mass how many atoms of calcium can react to produce more calcium?
The law of conservation of mass states that matter cannot be created or destroyed in a chemical reaction, only rearranged. This means that the number of calcium atoms present before the reaction must be the same as the number of calcium atoms present after the reaction. Therefore, if a certain number of calcium atoms react to produce more calcium, the total number of calcium atoms will remain the same.
What mass of carbon monoxide must react with oxygen to produce 0.69g of carbon dioxide?
To find the mass of carbon monoxide needed, first convert the mass of carbon dioxide to moles using its molar mass. Then, use the balanced chemical equation for the combustion of carbon monoxide to determine the mole ratio between carbon monoxide and carbon dioxide. Finally, convert the moles of carbon dioxide to mass of carbon monoxide using its molar mass.
The average annual precipitation worldwide must equal the quantity of water?
The average annual precipitation worldwide does not directly equal the quantity of water. Precipitation is the amount of water that falls as rain or snow in a certain area, while the quantity of water includes all water sources such as oceans, rivers, lakes, and underground aquifers. Precipitation contributes to the global water cycle by replenishing freshwater sources through runoff and infiltration.
The average annual precipitation worldwide must equal the quantity of water that what?
The average annual precipitation worldwide must equal the quantity of water that evaporates from the Earth's surface and is returned to the atmosphere through the water cycle. This balance ensures a stable supply of water for ecosystems and human activities.
In a nuclear reaction mass must be lost to produce energy. true or false?
False. Both mass and energy are conserved.
What must happen in order for the law of conservation of matter to be followed during the chemical process?
The mass of reactants must be equal to the mass of products.
What mass if water in grams must form in order to produce 975kJ of energy?
To determine the mass of water that must form to produce 975 kJ of energy, we can use the concept of the heat of vaporization of water, which is approximately 2260 J/g. First, convert 975 kJ to joules: 975 kJ = 975,000 J. Then, divide the total energy by the heat of vaporization: ( \text{mass} = \frac{975,000 \text{ J}}{2260 \text{ J/g}} \approx 431.87 \text{ g} ). Thus, about 432 grams of water must form to produce 975 kJ of energy.
Which process must occurs before precipitation can occur?
Before precipitation can occur, moisture in the atmosphere must undergo condensation. This process involves water vapor cooling and transforming into tiny water droplets or ice crystals, forming clouds. Once these droplets or crystals gather enough mass, they can fall to the ground as precipitation, such as rain, snow, or sleet.
Mass must be lost to produce energy?
the answer is true. i took a test put true and got it right.
What must happen for precipitation to fall from a cloud?
The cloud must get really full and get very dense and then precipitation falls.
Why does precipitation often happen sat fronts?
In order for precipitation to form along fronts, warm air must rise through cool air. As this warm air cools, it causes the moisture it holds to condensate. Once enough moisture collects, a cloud forms and it rains.
In order for the economy to be strong businesses must?
A. Produce goods and pay workers
What two quantities must be measured in order to find the density?
volume and mass
Mass of rock?
Mass is measured by density multiplied by volume. In order to figure out a mass of a rock, one must know its density and its volume measurements.
Is All heating systems must have a source of what in order to produce heat?
intrest energy
What must all heating systems have a source of in order to produce heat?
intrest energy
