When do scientist rely on estimates

What is Growth rate?

Which sabatamic particle is electrically neutral and found in the nucleus of an atom

Are the intersection of any two half-planes necessarily a half-plane

If I have 60 g of NH4Cl and I place it in 100 g of water at 60 degrees Celsius, will all of it, some of it, or none of it dissolve? O all O some O none

I swallowing food osmosis, active transport or diffusion?

Audrey is driving 50 miles in 2 hours what is her average speed?

Water has a specific heat of 4184 J / (kgK) how much energy is needed to increase the temperature os a kilogram of water 5C?

A student noticed while doing the neutralization experiment that the calorimeter kept getting warmer. how would this error affect the final calculation for the δhneut of each reaction? would it be overestimated, underestimated or remain unaffected?

A solution contains 45 grams of nitrogen gas and 40 grams of argon. What is the mole fraction of argon in this solution?

How is an animal cell related to tissue and organs