What is the percent by mass of nahco in a solution containing 10g nahco dissolved in 300g of water

A 55-kg skier accelerates from rest to 10 m/s in 5 s. How much force is needed to achieve the said velocity?

Imelda runs 12.0 m east and then 28.0 m in a direction 30.0 degrees east of north. How far is Imelda from the starting point?​

A constant net force of 100 N is exerted to accelerate a cart from rest to a velocity of 40m/s in 10s. What is the mass of the cart?

ano ang mapapansin mo sa paglaki ng mga lalaki at babae mula sa mga datos na iyong nakalap​NEED ASAP

I need it nowwwhat is solution​

Growth during puberty is first noted in _____ system​NEED ASAP

The pituitary gland is found at the base of the heart true or fals?

Jairus is a 13 year old boy. His voice cracked while he was answering the teacher's question. This caused his classmates to laugh and tease him. Does … he need to be sad and ashamed of this? why? should he absent himself from class the next day because of this?NEED ASAP PLS​

Yuri has a mass of 70 kg on Earth. What is her weight on Earth? What is her weight on the moon where the acceleration due to gravity is 14 that of Ear … th?Hi ​

Compare and contrast: A. qualitative and quantitative data B. dependent variable and independent variable C. theory and law